1345156 has 12 divisors (see below), whose sum is σ = 2362192. Its totient is φ = 670248.

The previous prime is 1345153. The next prime is 1345177. The reversal of 1345156 is 6515431.

It is a hoax number, since the sum of its digits (25) coincides with the sum of the digits of its distinct prime factors.

It is an Ulam number.

It is a self number, because there is not a number n which added to its sum of digits gives 1345156.

It is not an unprimeable number, because it can be changed into a prime (1345153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1771 + ... + 2413.

2^1345156 is an apocalyptic number.

It is an amenable number.

1345156 is a deficient number, since it is larger than the sum of its proper divisors (1017036).

1345156 is a wasteful number, since it uses less digits than its factorization.

1345156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1170 (or 1168 counting only the distinct ones).

The product of its digits is 1800, while the sum is 25.

The square root of 1345156 is about 1159.8086049000. The cubic root of 1345156 is about 110.3885980313.

The spelling of 1345156 in words is "one million, three hundred forty-five thousand, one hundred fifty-six".