153609601 has 4 divisors (see below), whose sum is σ = 154969092. Its totient is φ = 152250112.

The previous prime is 153609581. The next prime is 153609611. The reversal of 153609601 is 106906351.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 106906351 = 919 ⋅116329.

It can be written as a sum of positive squares in 2 ways, for example, as 29866225 + 123743376 = 5465^2 + 11124^2 .

It is a cyclic number.

It is not a de Polignac number, because 153609601 - 2⁷ = 153609473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (153609611) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 679576 + ... + 679801.

It is an arithmetic number, because the mean of its divisors is an integer number (38742273).

Almost surely, 2^153609601 is an apocalyptic number.

It is an amenable number.

153609601 is a deficient number, since it is larger than the sum of its proper divisors (1359491).

153609601 is a wasteful number, since it uses less digits than its factorization.

153609601 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1359490.

The product of its (nonzero) digits is 4860, while the sum is 31.

The square root of 153609601 is about 12393.9340404893. The cubic root of 153609601 is about 535.5575182113.

The spelling of 153609601 in words is "one hundred fifty-three million, six hundred nine thousand, six hundred one".