425401155 has 12 divisors (see below), whose sum is σ = 737362080. Its totient is φ = 226880592.

The previous prime is 425401079. The next prime is 425401181. The reversal of 425401155 is 551104524.

425401155 is a `hidden beast` number, since 4 + 2 + 540 + 115 + 5 = 666.

It is not a de Polignac number, because 425401155 - 2¹⁵ = 425368387 is a prime.

It is a super-2 number, since 2×425401155² = 361932285350668050, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4726635 + ... + 4726724.

It is an arithmetic number, because the mean of its divisors is an integer number (61446840).

Almost surely, 2^425401155 is an apocalyptic number.

425401155 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

425401155 is a deficient number, since it is larger than the sum of its proper divisors (311960925).

425401155 is a wasteful number, since it uses less digits than its factorization.

425401155 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9453370 (or 9453367 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 425401155 is about 20625.2552711476. The cubic root of 425401155 is about 752.0837784613.

Adding to 425401155 its reverse (551104524), we get a palindrome (976505679).

The spelling of 425401155 in words is "four hundred twenty-five million, four hundred one thousand, one hundred fifty-five".