151125403 has 32 divisors (see below), whose sum is σ = 186181632. Its totient is φ = 120787200.

The previous prime is 151125389. The next prime is 151125413. The reversal of 151125403 is 304521151.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 151125403 - 2⁵ = 151125371 is a prime.

It is not an unprimeable number, because it can be changed into a prime (151125413) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 323376 + ... + 323842.

It is an arithmetic number, because the mean of its divisors is an integer number (5818176).

Almost surely, 2^151125403 is an apocalyptic number.

151125403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

151125403 is a deficient number, since it is larger than the sum of its proper divisors (35056229).

151125403 is a wasteful number, since it uses less digits than its factorization.

151125403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 595.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 151125403 is about 12293.3072441878. The cubic root of 151125403 is about 532.6547742327.

Adding to 151125403 its reverse (304521151), we get a palindrome (455646554).

The spelling of 151125403 in words is "one hundred fifty-one million, one hundred twenty-five thousand, four hundred three".