425151331 has 8 divisors (see below), whose sum is σ = 473670144. Its totient is φ = 378277320.

The previous prime is 425151323. The next prime is 425151347. The reversal of 425151331 is 133151524.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 425151331 - 2³ = 425151323 is a prime.

It is a super-2 number, since 2×425151331² = 361507308502143122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 425151296 and 425151305.

It is not an unprimeable number, because it can be changed into a prime (425151431) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 410655 + ... + 411688.

It is an arithmetic number, because the mean of its divisors is an integer number (59208768).

Almost surely, 2^425151331 is an apocalyptic number.

425151331 is a deficient number, since it is larger than the sum of its proper divisors (48518813).

425151331 is a wasteful number, since it uses less digits than its factorization.

425151331 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 822401.

The product of its digits is 1800, while the sum is 25.

The square root of 425151331 is about 20619.1981172887. The cubic root of 425151331 is about 751.9365250058.

The spelling of 425151331 in words is "four hundred twenty-five million, one hundred fifty-one thousand, three hundred thirty-one".