1253933376 has 28 divisors (see below), whose sum is σ = 3317699232. Its totient is φ = 417977728.

The previous prime is 1253933333. The next prime is 1253933377. The reversal of 1253933376 is 6733393521.

It is a super-2 number, since 2×1253933376² = 3144697822893514752, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1253933377) 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, 3265260 + ... + 3265643.

Almost surely, 2^1253933376 is an apocalyptic number.

1253933376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1253933376 is an abundant number, since it is smaller than the sum of its proper divisors (2063765856).

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

1253933376 is an equidigital number, since it uses as much as digits as its factorization.

1253933376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6530918 (or 6530908 counting only the distinct ones).

The product of its digits is 306180, while the sum is 42.

The square root of 1253933376 is about 35410.9217050333. The cubic root of 1253933376 is about 1078.3460554982.

The spelling of 1253933376 in words is "one billion, two hundred fifty-three million, nine hundred thirty-three thousand, three hundred seventy-six".