151051042 has 4 divisors (see below), whose sum is σ = 226576566. Its totient is φ = 75525520.

The previous prime is 151051037. The next prime is 151051049. The reversal of 151051042 is 240150151.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 240150151 = 12821 ⋅18731.

It can be written as a sum of positive squares in only one way, i.e., 126360081 + 24690961 = 11241^2 + 4969^2 .

It is not an unprimeable number, because it can be changed into a prime (151051049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37762759 + ... + 37762762.

Almost surely, 2^151051042 is an apocalyptic number.

151051042 is a deficient number, since it is larger than the sum of its proper divisors (75525524).

151051042 is an equidigital number, since it uses as much as digits as its factorization.

151051042 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75525523.

The product of its (nonzero) digits is 200, while the sum is 19.

The square root of 151051042 is about 12290.2824214906. The cubic root of 151051042 is about 532.5673959382.

The spelling of 151051042 in words is "one hundred fifty-one million, fifty-one thousand, forty-two".