1370775813 has 16 divisors (see below), whose sum is σ = 1994581056. Its totient is φ = 830471040.

The previous prime is 1370775797. The next prime is 1370775829. The reversal of 1370775813 is 3185770731.

It is an interprime number because it is at equal distance from previous prime (1370775797) and next prime (1370775829).

It is not a de Polignac number, because 1370775813 - 2⁴ = 1370775797 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1370775853) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 113481 + ... + 124977.

It is an arithmetic number, because the mean of its divisors is an integer number (124661316).

Almost surely, 2^1370775813 is an apocalyptic number.

It is an amenable number.

1370775813 is a deficient number, since it is larger than the sum of its proper divisors (623805243).

1370775813 is a wasteful number, since it uses less digits than its factorization.

1370775813 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15124.

The product of its (nonzero) digits is 123480, while the sum is 42.

The square root of 1370775813 is about 37023.9896958715. The cubic root of 1370775813 is about 1110.8501489644.

The spelling of 1370775813 in words is "one billion, three hundred seventy million, seven hundred seventy-five thousand, eight hundred thirteen".