151042978 has 8 divisors (see below), whose sum is σ = 236415168. Its totient is φ = 72237924.

The previous prime is 151042967. The next prime is 151042987. The reversal of 151042978 is 879240151.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1641726 + ... + 1641817.

It is an arithmetic number, because the mean of its divisors is an integer number (29551896).

Almost surely, 2^151042978 is an apocalyptic number.

151042978 is a deficient number, since it is larger than the sum of its proper divisors (85372190).

151042978 is a wasteful number, since it uses less digits than its factorization.

151042978 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3283568.

The product of its (nonzero) digits is 20160, while the sum is 37.

The square root of 151042978 is about 12289.9543530479. The cubic root of 151042978 is about 532.5579185681.

The spelling of 151042978 in words is "one hundred fifty-one million, forty-two thousand, nine hundred seventy-eight".