23351034149 has 2 divisors, whose sum is σ = 23351034150. Its totient is φ = 23351034148.

The previous prime is 23351034079. The next prime is 23351034193. The reversal of 23351034149 is 94143015332.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 22615648225 + 735385924 = 150385^2 + 27118^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-23351034149 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (23351033149) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 11675517074 + 11675517075.

It is an arithmetic number, because the mean of its divisors is an integer number (11675517075).

Almost surely, 2^23351034149 is an apocalyptic number.

It is an amenable number.

23351034149 is a deficient number, since it is larger than the sum of its proper divisors (1).

23351034149 is an equidigital number, since it uses as much as digits as its factorization.

23351034149 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 23351034149 in words is "twenty-three billion, three hundred fifty-one million, thirty-four thousand, one hundred forty-nine".