151708946 has 4 divisors (see below), whose sum is σ = 227563422. Its totient is φ = 75854472.

The previous prime is 151708937. The next prime is 151708957. The reversal of 151708946 is 649807151.

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., 151560721 + 148225 = 12311^2 + 385^2 .

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 as a sum of consecutive naturals, namely, 37927235 + ... + 37927238.

Almost surely, 2^151708946 is an apocalyptic number.

151708946 is a deficient number, since it is larger than the sum of its proper divisors (75854476).

151708946 is an equidigital number, since it uses as much as digits as its factorization.

151708946 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 75854475.

The product of its (nonzero) digits is 60480, while the sum is 41.

The square root of 151708946 is about 12317.0185515814. The cubic root of 151708946 is about 533.3394765785.

The spelling of 151708946 in words is "one hundred fifty-one million, seven hundred eight thousand, nine hundred forty-six".