1358243604 has 36 divisors (see below), whose sum is σ = 3448483584. Its totient is φ = 450750672.

The previous prime is 1358243591. The next prime is 1358243617. The reversal of 1358243604 is 4063428531.

1358243604 is a `hidden beast` number, since 1 + 3 + 5 + 8 + 2 + 43 + 604 = 666.

It is an interprime number because it is at equal distance from previous prime (1358243591) and next prime (1358243617).

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

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 74932 + ... + 91275.

Almost surely, 2^1358243604 is an apocalyptic number.

It is an amenable number.

1358243604 is an abundant number, since it is smaller than the sum of its proper divisors (2090239980).

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

1358243604 is a wasteful number, since it uses less digits than its factorization.

1358243604 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 166444 (or 166439 counting only the distinct ones).

The product of its (nonzero) digits is 69120, while the sum is 36.

The square root of 1358243604 is about 36854.3566488414. The cubic root of 1358243604 is about 1107.4544932529.

The spelling of 1358243604 in words is "one billion, three hundred fifty-eight million, two hundred forty-three thousand, six hundred four".