425452131 has 24 divisors (see below), whose sum is σ = 675904320. Its totient is φ = 256242816.

The previous prime is 425452117. The next prime is 425452133. The reversal of 425452131 is 131254524.

It is not a de Polignac number, because 425452131 - 2⁹ = 425451619 is a prime.

It is a super-2 number, since 2×425452131² = 362019031544882322, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 425452095 and 425452104.

It is not an unprimeable number, because it can be changed into a prime (425452133) 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, 33186 + ... + 44183.

It is an arithmetic number, because the mean of its divisors is an integer number (28162680).

Almost surely, 2^425452131 is an apocalyptic number.

425452131 is a deficient number, since it is larger than the sum of its proper divisors (250452189).

425452131 is a wasteful number, since it uses less digits than its factorization.

425452131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 77435 (or 77432 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 425452131 is about 20626.4910006525. The cubic root of 425452131 is about 752.1138181003.

The spelling of 425452131 in words is "four hundred twenty-five million, four hundred fifty-two thousand, one hundred thirty-one".