1345036373 has 4 divisors (see below), whose sum is σ = 1345999200. Its totient is φ = 1344073548.

The previous prime is 1345036369. The next prime is 1345036387. The reversal of 1345036373 is 3736305431.

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 1345036373 - 2² = 1345036369 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1345036333) 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, 479315 + ... + 482112.

It is an arithmetic number, because the mean of its divisors is an integer number (336499800).

Almost surely, 2^1345036373 is an apocalyptic number.

It is an amenable number.

1345036373 is a deficient number, since it is larger than the sum of its proper divisors (962827).

1345036373 is an equidigital number, since it uses as much as digits as its factorization.

1345036373 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 962826.

The product of its (nonzero) digits is 68040, while the sum is 35.

The square root of 1345036373 is about 36674.7375314398. The cubic root of 1345036373 is about 1103.8532558601.

The spelling of 1345036373 in words is "one billion, three hundred forty-five million, thirty-six thousand, three hundred seventy-three".