151661116 has 12 divisors (see below), whose sum is σ = 279375880. Its totient is φ = 71839440.

The previous prime is 151661099. The next prime is 151661123. The reversal of 151661116 is 611166151.

It is a congruent number.

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, 997695 + ... + 997846.

Almost surely, 2^151661116 is an apocalyptic number.

It is an amenable number.

151661116 is a deficient number, since it is larger than the sum of its proper divisors (127714764).

151661116 is a wasteful number, since it uses less digits than its factorization.

151661116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1995564 (or 1995562 counting only the distinct ones).

The product of its digits is 1080, while the sum is 28.

The square root of 151661116 is about 12315.0767760498. The cubic root of 151661116 is about 533.2834211972.

The spelling of 151661116 in words is "one hundred fifty-one million, six hundred sixty-one thousand, one hundred sixteen".