1373370413 has 4 divisors (see below), whose sum is σ = 1374757248. Its totient is φ = 1371983580.

The previous prime is 1373370367. The next prime is 1373370419. The reversal of 1373370413 is 3140733731.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1373370413 - 2²⁶ = 1306261549 is a prime.

It is a super-2 number, since 2×1373370413² = 3772292582607581138, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1373370413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1373370419) 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, 691931 + ... + 693912.

It is an arithmetic number, because the mean of its divisors is an integer number (343689312).

Almost surely, 2^1373370413 is an apocalyptic number.

It is an amenable number.

1373370413 is a deficient number, since it is larger than the sum of its proper divisors (1386835).

1373370413 is an equidigital number, since it uses as much as digits as its factorization.

1373370413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1386834.

The product of its (nonzero) digits is 15876, while the sum is 32.

The square root of 1373370413 is about 37059.0125745412. The cubic root of 1373370413 is about 1111.5505784095.

The spelling of 1373370413 in words is "one billion, three hundred seventy-three million, three hundred seventy thousand, four hundred thirteen".