151043474 has 4 divisors (see below), whose sum is σ = 226565214. Its totient is φ = 75521736.

The previous prime is 151043449. The next prime is 151043479. The reversal of 151043474 is 474340151.

It is a happy number.

151043474 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 147452449 + 3591025 = 12143^2 + 1895^2 .

It is not an unprimeable number, because it can be changed into a prime (151043479) 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 as a sum of consecutive naturals, namely, 37760867 + ... + 37760870.

Almost surely, 2^151043474 is an apocalyptic number.

151043474 is a deficient number, since it is larger than the sum of its proper divisors (75521740).

151043474 is an equidigital number, since it uses as much as digits as its factorization.

151043474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75521739.

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 151043474 is about 12289.9745321136. The cubic root of 151043474 is about 532.5585015113.

The spelling of 151043474 in words is "one hundred fifty-one million, forty-three thousand, four hundred seventy-four".