1513400252 has 24 divisors (see below), whose sum is σ = 3259632096. Its totient is φ = 598707648.

The previous prime is 1513400237. The next prime is 1513400257. The reversal of 1513400252 is 2520043151.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1513400257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2078483 + ... + 2079210.

It is an arithmetic number, because the mean of its divisors is an integer number (135818004).

Almost surely, 2^1513400252 is an apocalyptic number.

It is an amenable number.

1513400252 is an abundant number, since it is smaller than the sum of its proper divisors (1746231844).

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

1513400252 is a wasteful number, since it uses less digits than its factorization.

1513400252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4157717 (or 4157715 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 23.

The square root of 1513400252 is about 38902.4453215990. The cubic root of 1513400252 is about 1148.1129106247.

The spelling of 1513400252 in words is "one billion, five hundred thirteen million, four hundred thousand, two hundred fifty-two".