423214001401 has 3 divisors (see below), whose sum is σ = 423214651951. Its totient is φ = 423213350852.

The previous prime is 423214001341. The next prime is 423214001417. The reversal of 423214001401 is 104100412324.

It is a happy number.

The square root of 423214001401 is 650549.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 172433393001 + 250780608400 = 415251^2 + 500780^2 .

It is a de Polignac number, because none of the positive numbers 2^k-423214001401 is a prime.

It is a super-2 number, since 2×423214001401² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (423214001501) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 325275 + ... + 975823.

Almost surely, 2^423214001401 is an apocalyptic number.

423214001401 is the 650549-th square number.

423214001401 is the 325275-th centered octagonal number.

It is an amenable number.

423214001401 is a deficient number, since it is larger than the sum of its proper divisors (650550).

423214001401 is an frugal number, since it uses more digits than its factorization.

423214001401 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1301098 (or 650549 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 423214001401 its reverse (104100412324), we get a palindrome (527314413725).

The spelling of 423214001401 in words is "four hundred twenty-three billion, two hundred fourteen million, one thousand, four hundred one".