1253337801 has 24 divisors (see below), whose sum is σ = 1779372000. Its totient is φ = 784561152.

The previous prime is 1253337791. The next prime is 1253337817. The reversal of 1253337801 is 1087333521.

It is not a de Polignac number, because 1253337801 - 2⁵ = 1253337769 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1253337821) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 431185 + ... + 434081.

It is an arithmetic number, because the mean of its divisors is an integer number (74140500).

Almost surely, 2^1253337801 is an apocalyptic number.

It is an amenable number.

1253337801 is a deficient number, since it is larger than the sum of its proper divisors (526034199).

1253337801 is a wasteful number, since it uses less digits than its factorization.

1253337801 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3433 (or 3416 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 1253337801 is about 35402.5112244880. The cubic root of 1253337801 is about 1078.1753027636.

The spelling of 1253337801 in words is "one billion, two hundred fifty-three million, three hundred thirty-seven thousand, eight hundred one".