23061193091 has 2 divisors, whose sum is σ = 23061193092. Its totient is φ = 23061193090.

The previous prime is 23061193079. The next prime is 23061193147. The reversal of 23061193091 is 19039116032.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 23061193091 - 2¹⁴ = 23061176707 is a prime.

It is a super-2 number, since 2×23061193091² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (23061193691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11530596545 + 11530596546.

It is an arithmetic number, because the mean of its divisors is an integer number (11530596546).

Almost surely, 2^23061193091 is an apocalyptic number.

23061193091 is a deficient number, since it is larger than the sum of its proper divisors (1).

23061193091 is an equidigital number, since it uses as much as digits as its factorization.

23061193091 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 8748, while the sum is 35.

The spelling of 23061193091 in words is "twenty-three billion, sixty-one million, one hundred ninety-three thousand, ninety-one".