141421413 has 16 divisors (see below), whose sum is σ = 216950400. Its totient is φ = 80268096.

The previous prime is 141421409. The next prime is 141421417. The reversal of 141421413 is 314124141.

It is an interprime number because it is at equal distance from previous prime (141421409) and next prime (141421417).

It is not a de Polignac number, because 141421413 - 2² = 141421409 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 141421413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (141421417) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19470 + ... + 25727.

It is an arithmetic number, because the mean of its divisors is an integer number (13559400).

Almost surely, 2^141421413 is an apocalyptic number.

It is an amenable number.

141421413 is a deficient number, since it is larger than the sum of its proper divisors (75528987).

141421413 is a wasteful number, since it uses less digits than its factorization.

141421413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45356.

The product of its digits is 384, while the sum is 21.

The square root of 141421413 is about 11892.0735366041. The cubic root of 141421413 is about 521.0008006639. Note that the first 3 decimals are identical.

Adding to 141421413 its reverse (314124141), we get a palindrome (455545554).

The spelling of 141421413 in words is "one hundred forty-one million, four hundred twenty-one thousand, four hundred thirteen".