421452350131 has 4 divisors (see below), whose sum is σ = 435047587264. Its totient is φ = 407857113000.

The previous prime is 421452350119. The next prime is 421452350147. The reversal of 421452350131 is 131053254124.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 421452350131 - 2²⁹ = 420915479219 is a prime.

It is a super-2 number, since 2×421452350131² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 13595237101 = 421452350131 / (4 + 2 + 1 + 4 + 5 + 2 + 3 + 5 + 0 + 1 + 3 + 1).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 421452350093 and 421452350102.

It is not an unprimeable number, because it can be changed into a prime (421452350171) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6797618520 + ... + 6797618581.

It is an arithmetic number, because the mean of its divisors is an integer number (108761896816).

Almost surely, 2^421452350131 is an apocalyptic number.

421452350131 is a deficient number, since it is larger than the sum of its proper divisors (13595237133).

421452350131 is a wasteful number, since it uses less digits than its factorization.

421452350131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13595237132.

The product of its (nonzero) digits is 14400, while the sum is 31.

The spelling of 421452350131 in words is "four hundred twenty-one billion, four hundred fifty-two million, three hundred fifty thousand, one hundred thirty-one".