153604001 has 8 divisors (see below), whose sum is σ = 154640904. Its totient is φ = 152570880.

The previous prime is 153603973. The next prime is 153604007. The reversal of 153604001 is 100406351.

It can be written as a sum of positive squares in 4 ways, for example, as 37503376 + 116100625 = 6124^2 + 10775^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 153604001 - 2¹⁸ = 153341857 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (153604007) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 148181 + ... + 149213.

It is an arithmetic number, because the mean of its divisors is an integer number (19330113).

Almost surely, 2^153604001 is an apocalyptic number.

It is an amenable number.

153604001 is a deficient number, since it is larger than the sum of its proper divisors (1036903).

153604001 is a wasteful number, since it uses less digits than its factorization.

153604001 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1891.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 153604001 is about 12393.7081214623. The cubic root of 153604001 is about 535.5510100275.

The spelling of 153604001 in words is "one hundred fifty-three million, six hundred four thousand, one".