139090553 has 16 divisors (see below), whose sum is σ = 164334720. Its totient is φ = 115257600.

The previous prime is 139090541. The next prime is 139090571. The reversal of 139090553 is 355090931.

It is a cyclic number.

It is not a de Polignac number, because 139090553 - 2⁴ = 139090537 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (139090513) 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 15 ways as a sum of consecutive naturals, for example, 22433 + ... + 27953.

It is an arithmetic number, because the mean of its divisors is an integer number (10270920).

Almost surely, 2^139090553 is an apocalyptic number.

It is an amenable number.

139090553 is a deficient number, since it is larger than the sum of its proper divisors (25244167).

139090553 is an equidigital number, since it uses as much as digits as its factorization.

139090553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5648.

The product of its (nonzero) digits is 18225, while the sum is 35.

The square root of 139090553 is about 11793.6657999114. The cubic root of 139090553 is about 518.1226100244.

The spelling of 139090553 in words is "one hundred thirty-nine million, ninety thousand, five hundred fifty-three".