1373711252 has 12 divisors (see below), whose sum is σ = 2404841460. Its totient is φ = 686613696.

The previous prime is 1373711249. The next prime is 1373711257. The reversal of 1373711252 is 2521173731.

It can be written as a sum of positive squares in 2 ways, for example, as 1212014596 + 161696656 = 34814^2 + 12716^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373711257) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47393 + ... + 70664.

It is an arithmetic number, because the mean of its divisors is an integer number (200403455).

Almost surely, 2^1373711252 is an apocalyptic number.

It is an amenable number.

1373711252 is a deficient number, since it is larger than the sum of its proper divisors (1031130208).

1373711252 is a wasteful number, since it uses less digits than its factorization.

1373711252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120970 (or 120968 counting only the distinct ones).

The product of its digits is 8820, while the sum is 32.

The square root of 1373711252 is about 37063.6108872301. The cubic root of 1373711252 is about 1111.6425245800.

Adding to 1373711252 its reverse (2521173731), we get a palindrome (3894884983).

The spelling of 1373711252 in words is "one billion, three hundred seventy-three million, seven hundred eleven thousand, two hundred fifty-two".