1313153500 has 24 divisors (see below), whose sum is σ = 2867928336. Its totient is φ = 525261200.

The previous prime is 1313153483. The next prime is 1313153503. The reversal of 1313153500 is 53513131.

It is a super-2 number, since 2×1313153500² = 3448744229124500000, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1313153503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1312654 + ... + 1313653.

It is an arithmetic number, because the mean of its divisors is an integer number (119497014).

Almost surely, 2^1313153500 is an apocalyptic number.

1313153500 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1313153500 is an abundant number, since it is smaller than the sum of its proper divisors (1554774836).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1313153500 is a wasteful number, since it uses less digits than its factorization.

1313153500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2626326 (or 2626314 counting only the distinct ones).

The product of its (nonzero) digits is 675, while the sum is 22.

The square root of 1313153500 is about 36237.4598999433. The cubic root of 1313153500 is about 1095.0614701076.

Adding to 1313153500 its reverse (53513131), we get a palindrome (1366666631).

The spelling of 1313153500 in words is "one billion, three hundred thirteen million, one hundred fifty-three thousand, five hundred".