154461064 has 8 divisors (see below), whose sum is σ = 289614510. Its totient is φ = 77230528.

The previous prime is 154461049. The next prime is 154461067. The reversal of 154461064 is 460164451.

It can be written as a sum of positive squares in only one way, i.e., 150258564 + 4202500 = 12258^2 + 2050^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is not an unprimeable number, because it can be changed into a prime (154461067) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9653809 + ... + 9653824.

Almost surely, 2^154461064 is an apocalyptic number.

It is an amenable number.

154461064 is a deficient number, since it is larger than the sum of its proper divisors (135153446).

154461064 is a wasteful number, since it uses less digits than its factorization.

154461064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19307639 (or 19307635 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 31.

The square root of 154461064 is about 12428.2365603492. The cubic root of 154461064 is about 536.5452330386.

The spelling of 154461064 in words is "one hundred fifty-four million, four hundred sixty-one thousand, sixty-four".