1373345156 has 12 divisors (see below), whose sum is σ = 2529846480. Its totient is φ = 650531880.

The previous prime is 1373345147. The next prime is 1373345179. The reversal of 1373345156 is 6515433731.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9035090 + ... + 9035241.

It is an arithmetic number, because the mean of its divisors is an integer number (210820540).

Almost surely, 2^1373345156 is an apocalyptic number.

It is an amenable number.

1373345156 is a deficient number, since it is larger than the sum of its proper divisors (1156501324).

1373345156 is a wasteful number, since it uses less digits than its factorization.

1373345156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18070354 (or 18070352 counting only the distinct ones).

The product of its digits is 113400, while the sum is 38.

The square root of 1373345156 is about 37058.6718056651. The cubic root of 1373345156 is about 1111.5437643689.

Adding to 1373345156 its reverse (6515433731), we get a palindrome (7888778887).

The spelling of 1373345156 in words is "one billion, three hundred seventy-three million, three hundred forty-five thousand, one hundred fifty-six".