1349864951 has 2 divisors, whose sum is σ = 1349864952. Its totient is φ = 1349864950.

The previous prime is 1349864941. The next prime is 1349864983. The reversal of 1349864951 is 1594689431.

It is a weak prime.

It is an emirp because it is prime and its reverse (1594689431) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1349864951 - 2²⁶ = 1282756087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1349864951.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1349864921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 674932475 + 674932476.

It is an arithmetic number, because the mean of its divisors is an integer number (674932476).

Almost surely, 2^1349864951 is an apocalyptic number.

1349864951 is a deficient number, since it is larger than the sum of its proper divisors (1).

1349864951 is an equidigital number, since it uses as much as digits as its factorization.

1349864951 is an evil number, because the sum of its binary digits is even.

The product of its digits is 933120, while the sum is 50.

The square root of 1349864951 is about 36740.5083116715. The cubic root of 1349864951 is about 1105.1725946765.

The spelling of 1349864951 in words is "one billion, three hundred forty-nine million, eight hundred sixty-four thousand, nine hundred fifty-one".