90700101 has 8 divisors (see below), whose sum is σ = 134370560. Its totient is φ = 60466716.

The previous prime is 90700097. The next prime is 90700123. The reversal of 90700101 is 10100709.

It is not a de Polignac number, because 90700101 - 2² = 90700097 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (90700301) 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, 1679605 + ... + 1679658.

It is an arithmetic number, because the mean of its divisors is an integer number (16796320).

Almost surely, 2^90700101 is an apocalyptic number.

It is an amenable number.

90700101 is a deficient number, since it is larger than the sum of its proper divisors (43670459).

90700101 is a wasteful number, since it uses less digits than its factorization.

90700101 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3359272 (or 3359266 counting only the distinct ones).

The product of its (nonzero) digits is 63, while the sum is 18.

The square root of 90700101 is about 9523.6600632320. The cubic root of 90700101 is about 449.2994878608.

The spelling of 90700101 in words is "ninety million, seven hundred thousand, one hundred one".