1401203223 has 24 divisors (see below), whose sum is σ = 2449163808. Its totient is φ = 753587712.

The previous prime is 1401203191. The next prime is 1401203239. The reversal of 1401203223 is 3223021041.

It is not a de Polignac number, because 1401203223 - 2⁵ = 1401203191 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1401203196 and 1401203205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1401203423) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 653086 + ... + 655227.

It is an arithmetic number, because the mean of its divisors is an integer number (102048492).

Almost surely, 2^1401203223 is an apocalyptic number.

1401203223 is a deficient number, since it is larger than the sum of its proper divisors (1047960585).

1401203223 is a wasteful number, since it uses less digits than its factorization.

1401203223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1308343 (or 1308340 counting only the distinct ones).

The product of its (nonzero) digits is 288, while the sum is 18.

The square root of 1401203223 is about 37432.6491581881. The cubic root of 1401203223 is about 1119.0093341851.

Adding to 1401203223 its reverse (3223021041), we get a palindrome (4624224264).

The spelling of 1401203223 in words is "one billion, four hundred one million, two hundred three thousand, two hundred twenty-three".