1368454572 has 36 divisors (see below), whose sum is σ = 3462347616. Its totient is φ = 455729760.

The previous prime is 1368454543. The next prime is 1368454573. The reversal of 1368454572 is 2754548631.

1368454572 is a `hidden beast` number, since 1 + 36 + 8 + 4 + 545 + 72 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (1368454573) 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, 23197 + ... + 57227.

Almost surely, 2^1368454572 is an apocalyptic number.

1368454572 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1368454572 is an abundant number, since it is smaller than the sum of its proper divisors (2093893044).

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

1368454572 is a wasteful number, since it uses less digits than its factorization.

1368454572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35158 (or 35153 counting only the distinct ones).

The product of its digits is 806400, while the sum is 45.

The square root of 1368454572 is about 36992.6286170637. The cubic root of 1368454572 is about 1110.2227651273. Note that the first 3 decimals are identical.

The spelling of 1368454572 in words is "one billion, three hundred sixty-eight million, four hundred fifty-four thousand, five hundred seventy-two".