153513923 has 2 divisors, whose sum is σ = 153513924. Its totient is φ = 153513922.

The previous prime is 153513911. The next prime is 153513931. The reversal of 153513923 is 329315351.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 153513923 - 2¹² = 153509827 is a prime.

It is equal to p_8630717 and since 153513923 and 8630717 have the same sum of digits, it is a Honaker prime.

It is a self number, because there is not a number n which added to its sum of digits gives 153513923.

It is not a weakly prime, because it can be changed into another prime (153513323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 76756961 + 76756962.

It is an arithmetic number, because the mean of its divisors is an integer number (76756962).

Almost surely, 2^153513923 is an apocalyptic number.

153513923 is a deficient number, since it is larger than the sum of its proper divisors (1).

153513923 is an equidigital number, since it uses as much as digits as its factorization.

153513923 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 12150, while the sum is 32.

The square root of 153513923 is about 12390.0735671747. The cubic root of 153513923 is about 535.4463018239.

The spelling of 153513923 in words is "one hundred fifty-three million, five hundred thirteen thousand, nine hundred twenty-three".