90070629191 has 2 divisors, whose sum is σ = 90070629192. Its totient is φ = 90070629190.

The previous prime is 90070629179. The next prime is 90070629203. The reversal of 90070629191 is 19192607009.

It is a balanced prime because it is at equal distance from previous prime (90070629179) and next prime (90070629203).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-90070629191 is a prime.

It is a super-2 number, since 2×90070629191² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (90070629101) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 45035314595 + 45035314596.

It is an arithmetic number, because the mean of its divisors is an integer number (45035314596).

Almost surely, 2^90070629191 is an apocalyptic number.

90070629191 is a deficient number, since it is larger than the sum of its proper divisors (1).

90070629191 is an equidigital number, since it uses as much as digits as its factorization.

90070629191 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 61236, while the sum is 44.

The spelling of 90070629191 in words is "ninety billion, seventy million, six hundred twenty-nine thousand, one hundred ninety-one".