338877131 has 4 divisors (see below), whose sum is σ = 342960072. Its totient is φ = 334794192.

The previous prime is 338877113. The next prime is 338877137. The reversal of 338877131 is 131778833.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 338877131 - 2⁶ = 338877067 is a prime.

It is a super-2 number, since 2×338877131² = 229675419829582322, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (338877137) 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, 2041346 + ... + 2041511.

It is an arithmetic number, because the mean of its divisors is an integer number (85740018).

Almost surely, 2^338877131 is an apocalyptic number.

338877131 is a deficient number, since it is larger than the sum of its proper divisors (4082941).

338877131 is an equidigital number, since it uses as much as digits as its factorization.

338877131 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4082940.

The product of its digits is 84672, while the sum is 41.

The square root of 338877131 is about 18408.6156731026. The cubic root of 338877131 is about 697.1840141496.

The spelling of 338877131 in words is "three hundred thirty-eight million, eight hundred seventy-seven thousand, one hundred thirty-one".