154713972 has 36 divisors (see below), whose sum is σ = 419939520. Its totient is φ = 44203824.

The previous prime is 154713971. The next prime is 154713997. The reversal of 154713972 is 279317451.

It is a self number, because there is not a number n which added to its sum of digits gives 154713972.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154713971) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 130972 + ... + 132147.

Almost surely, 2^154713972 is an apocalyptic number.

154713972 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

154713972 is an abundant number, since it is smaller than the sum of its proper divisors (265225548).

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

154713972 is a wasteful number, since it uses less digits than its factorization.

154713972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263140 (or 263131 counting only the distinct ones).

The product of its digits is 52920, while the sum is 39.

The square root of 154713972 is about 12438.4071327481. The cubic root of 154713972 is about 536.8379121650.

The spelling of 154713972 in words is "one hundred fifty-four million, seven hundred thirteen thousand, nine hundred seventy-two".