153909090117 has 8 divisors (see below), whose sum is σ = 228013466880. Its totient is φ = 102606060060.

The previous prime is 153909090107. The next prime is 153909090119. The reversal of 153909090117 is 711090909351.

It is a happy number.

It is not a de Polignac number, because 153909090117 - 2¹⁵ = 153909057349 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (153909090119) 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, 2850168309 + ... + 2850168362.

It is an arithmetic number, because the mean of its divisors is an integer number (28501683360).

Almost surely, 2^153909090117 is an apocalyptic number.

It is an amenable number.

153909090117 is a deficient number, since it is larger than the sum of its proper divisors (74104376763).

153909090117 is an equidigital number, since it uses as much as digits as its factorization.

153909090117 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5700336680 (or 5700336674 counting only the distinct ones).

The product of its (nonzero) digits is 76545, while the sum is 45.

Adding to 153909090117 its reverse (711090909351), we get a palindrome (864999999468).

The spelling of 153909090117 in words is "one hundred fifty-three billion, nine hundred nine million, ninety thousand, one hundred seventeen".