1273364325 has 108 divisors (see below), whose sum is σ = 2456073828. Its totient is φ = 630374400.

The previous prime is 1273364321. The next prime is 1273364327. The reversal of 1273364325 is 5234633721.

1273364325 is a `hidden beast` number, since 1 + 2 + 7 + 3 + 3 + 643 + 2 + 5 = 666.

It can be written as a sum of positive squares in 6 ways, for example, as 16378209 + 1256986116 = 4047^2 + 35454^2 .

It is not a de Polignac number, because 1273364325 - 2² = 1273364321 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1273364325.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1273364321) by changing a digit.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 4954597 + ... + 4954853.

Almost surely, 2^1273364325 is an apocalyptic number.

1273364325 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1273364325 is a deficient number, since it is larger than the sum of its proper divisors (1182709503).

1273364325 is a wasteful number, since it uses less digits than its factorization.

1273364325 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 372 (or 345 counting only the distinct ones).

The product of its digits is 90720, while the sum is 36.

The square root of 1273364325 is about 35684.2307609398. The cubic root of 1273364325 is about 1083.8875457501.

The spelling of 1273364325 in words is "one billion, two hundred seventy-three million, three hundred sixty-four thousand, three hundred twenty-five".