1338037077 has 8 divisors (see below), whose sum is σ = 1921284064. Its totient is φ = 823407408.

The previous prime is 1338037067. The next prime is 1338037079. The reversal of 1338037077 is 7707308331.

It is a happy number.

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

It is not a de Polignac number, because 1338037077 - 2¹⁴ = 1338020693 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (39), and also a Moran number because the ratio is a prime number: 34308643 = 1338037077 / (1 + 3 + 3 + 8 + 0 + 3 + 7 + 0 + 7 + 7).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1338037079) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17154283 + ... + 17154360.

It is an arithmetic number, because the mean of its divisors is an integer number (240160508).

Almost surely, 2^1338037077 is an apocalyptic number.

It is an amenable number.

1338037077 is a deficient number, since it is larger than the sum of its proper divisors (583246987).

1338037077 is a wasteful number, since it uses less digits than its factorization.

1338037077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34308659.

The product of its (nonzero) digits is 74088, while the sum is 39.

The square root of 1338037077 is about 36579.1891244188. The cubic root of 1338037077 is about 1101.9351822267.

The spelling of 1338037077 in words is "one billion, three hundred thirty-eight million, thirty-seven thousand, seventy-seven".