1465725013 has 2 divisors, whose sum is σ = 1465725014. Its totient is φ = 1465725012.

The previous prime is 1465725007. The next prime is 1465725049. The reversal of 1465725013 is 3105275641.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1255851844 + 209873169 = 35438^2 + 14487^2 .

It is a cyclic number.

It is not a de Polignac number, because 1465725013 - 2⁹ = 1465724501 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1465725013.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1465725073) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 732862506 + 732862507.

It is an arithmetic number, because the mean of its divisors is an integer number (732862507).

Almost surely, 2^1465725013 is an apocalyptic number.

It is an amenable number.

1465725013 is a deficient number, since it is larger than the sum of its proper divisors (1).

1465725013 is an equidigital number, since it uses as much as digits as its factorization.

1465725013 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25200, while the sum is 34.

The square root of 1465725013 is about 38284.7882715838. The cubic root of 1465725013 is about 1135.9280740040.

The spelling of 1465725013 in words is "one billion, four hundred sixty-five million, seven hundred twenty-five thousand, thirteen".