151151403 has 64 divisors (see below), whose sum is σ = 246758400. Its totient is φ = 81768960.

The previous prime is 151151387. The next prime is 151151417. The reversal of 151151403 is 304151151.

It is a happy number.

It is not a de Polignac number, because 151151403 - 2⁴ = 151151387 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 151151403.

It is not an unprimeable number, because it can be changed into a prime (151151003) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2128858 + ... + 2128928.

It is an arithmetic number, because the mean of its divisors is an integer number (3855600).

Almost surely, 2^151151403 is an apocalyptic number.

151151403 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

151151403 is a deficient number, since it is larger than the sum of its proper divisors (95606997).

151151403 is a wasteful number, since it uses less digits than its factorization.

151151403 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 123 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 21.

The square root of 151151403 is about 12294.3646846838. The cubic root of 151151403 is about 532.6853189100.

The spelling of 151151403 in words is "one hundred fifty-one million, one hundred fifty-one thousand, four hundred three".