133873802 has 8 divisors (see below), whose sum is σ = 207735300. Its totient is φ = 64628704.

The previous prime is 133873763. The next prime is 133873811. The reversal of 133873802 is 208378331.

It can be written as a sum of positive squares in 2 ways, for example, as 133841761 + 32041 = 11569^2 + 179^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1154027 + ... + 1154142.

Almost surely, 2^133873802 is an apocalyptic number.

133873802 is a deficient number, since it is larger than the sum of its proper divisors (73861498).

133873802 is a wasteful number, since it uses less digits than its factorization.

133873802 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2308200.

The product of its (nonzero) digits is 24192, while the sum is 35.

The square root of 133873802 is about 11570.3846954196. The cubic root of 133873802 is about 511.5623014029.

The spelling of 133873802 in words is "one hundred thirty-three million, eight hundred seventy-three thousand, eight hundred two".