151495978 has 16 divisors (see below), whose sum is σ = 233245440. Its totient is φ = 73773216.

The previous prime is 151495921. The next prime is 151495979. The reversal of 151495978 is 879594151.

It is not an unprimeable number, because it can be changed into a prime (151495979) 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, 5575 + ... + 18277.

It is an arithmetic number, because the mean of its divisors is an integer number (14577840).

Almost surely, 2^151495978 is an apocalyptic number.

151495978 is a deficient number, since it is larger than the sum of its proper divisors (81749462).

151495978 is a wasteful number, since it uses less digits than its factorization.

151495978 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12861.

The product of its digits is 453600, while the sum is 49.

The square root of 151495978 is about 12308.3702414251. The cubic root of 151495978 is about 533.0897935820.

The spelling of 151495978 in words is "one hundred fifty-one million, four hundred ninety-five thousand, nine hundred seventy-eight".