425156134 has 16 divisors (see below), whose sum is σ = 708946560. Its totient is φ = 189895680.

The previous prime is 425156131. The next prime is 425156189. The reversal of 425156134 is 431651524.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 425156096 and 425156105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (425156131) 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, 262939 + ... + 264550.

It is an arithmetic number, because the mean of its divisors is an integer number (44309160).

Almost surely, 2^425156134 is an apocalyptic number.

425156134 is a deficient number, since it is larger than the sum of its proper divisors (283790426).

425156134 is a wasteful number, since it uses less digits than its factorization.

425156134 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 527535.

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

The square root of 425156134 is about 20619.3145860865. The cubic root of 425156134 is about 751.9393565760.

The spelling of 425156134 in words is "four hundred twenty-five million, one hundred fifty-six thousand, one hundred thirty-four".