34531445261 has 2 divisors, whose sum is σ = 34531445262. Its totient is φ = 34531445260.

The previous prime is 34531445251. The next prime is 34531445269. The reversal of 34531445261 is 16254413543.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 34252755625 + 278689636 = 185075^2 + 16694^2 .

It is an emirp because it is prime and its reverse (16254413543) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-34531445261 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (34531445269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17265722630 + 17265722631.

It is an arithmetic number, because the mean of its divisors is an integer number (17265722631).

Almost surely, 2^34531445261 is an apocalyptic number.

It is an amenable number.

34531445261 is a deficient number, since it is larger than the sum of its proper divisors (1).

34531445261 is an equidigital number, since it uses as much as digits as its factorization.

34531445261 is an evil number, because the sum of its binary digits is even.

The product of its digits is 172800, while the sum is 38.

The spelling of 34531445261 in words is "thirty-four billion, five hundred thirty-one million, four hundred forty-five thousand, two hundred sixty-one".