154102012 has 12 divisors (see below), whose sum is σ = 270481120. Its totient is φ = 76821696.

The previous prime is 154102009. The next prime is 154102019. The reversal of 154102012 is 210201451.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154102019) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 55812 + ... + 58507.

Almost surely, 2^154102012 is an apocalyptic number.

It is an amenable number.

154102012 is a deficient number, since it is larger than the sum of its proper divisors (116379108).

154102012 is a wasteful number, since it uses less digits than its factorization.

154102012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 114660 (or 114658 counting only the distinct ones).

The product of its (nonzero) digits is 80, while the sum is 16.

The square root of 154102012 is about 12413.7831461646. The cubic root of 154102012 is about 536.1291689512.

Adding to 154102012 its reverse (210201451), we get a palindrome (364303463).

The spelling of 154102012 in words is "one hundred fifty-four million, one hundred two thousand, twelve".