151994934 has 64 divisors (see below), whose sum is σ = 415726080. Its totient is φ = 40085280.

The previous prime is 151994933. The next prime is 151994963. The reversal of 151994934 is 439499151.

151994934 is a `hidden beast` number, since 151 + 9 + 9 + 493 + 4 = 666.

It is a self number, because there is not a number n which added to its sum of digits gives 151994934.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (151994933) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 10552 + ... + 20379.

It is an arithmetic number, because the mean of its divisors is an integer number (6495720).

Almost surely, 2^151994934 is an apocalyptic number.

151994934 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

151994934 is an abundant number, since it is smaller than the sum of its proper divisors (263731146).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

151994934 is a wasteful number, since it uses less digits than its factorization.

151994934 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30962 (or 30956 counting only the distinct ones).

The product of its digits is 174960, while the sum is 45.

The square root of 151994934 is about 12328.6225507962. The cubic root of 151994934 is about 533.6744006773.

The spelling of 151994934 in words is "one hundred fifty-one million, nine hundred ninety-four thousand, nine hundred thirty-four".