133471376 has 10 divisors (see below), whose sum is σ = 258600822. Its totient is φ = 66735680.

The previous prime is 133471363. The next prime is 133471397. The reversal of 133471376 is 673174331.

It can be written as a sum of positive squares in only one way, i.e., 119333776 + 14137600 = 10924^2 + 3760^2 .

It is a super-2 number, since 2×133471376² = 35629216422666752, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4170965 + ... + 4170996.

Almost surely, 2^133471376 is an apocalyptic number.

133471376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

133471376 is a deficient number, since it is larger than the sum of its proper divisors (125129446).

133471376 is an equidigital number, since it uses as much as digits as its factorization.

133471376 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8341969 (or 8341963 counting only the distinct ones).

The product of its digits is 31752, while the sum is 35.

The square root of 133471376 is about 11552.9812602635. The cubic root of 133471376 is about 511.0491997823.

The spelling of 133471376 in words is "one hundred thirty-three million, four hundred seventy-one thousand, three hundred seventy-six".