154921064 has 16 divisors (see below), whose sum is σ = 293298720. Its totient is φ = 76708080.

The previous prime is 154921049. The next prime is 154921093. The reversal of 154921064 is 460129451.

154921064 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 154921064.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 93182 + ... + 94829.

It is an arithmetic number, because the mean of its divisors is an integer number (18331170).

Almost surely, 2^154921064 is an apocalyptic number.

It is an amenable number.

154921064 is a deficient number, since it is larger than the sum of its proper divisors (138377656).

154921064 is a wasteful number, since it uses less digits than its factorization.

154921064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 188120 (or 188116 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 154921064 is about 12446.7290482279. The cubic root of 154921064 is about 537.0773330526.

The spelling of 154921064 in words is "one hundred fifty-four million, nine hundred twenty-one thousand, sixty-four".