1347155642 has 16 divisors (see below), whose sum is σ = 2358547200. Its totient is φ = 565068048.

The previous prime is 1347155639. The next prime is 1347155657. The reversal of 1347155642 is 2465517431.

It is a junction number, because it is equal to n+sod(n) for n = 1347155596 and 1347155605.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1023017 + ... + 1024332.

It is an arithmetic number, because the mean of its divisors is an integer number (147409200).

Almost surely, 2^1347155642 is an apocalyptic number.

1347155642 is a deficient number, since it is larger than the sum of its proper divisors (1011391558).

1347155642 is a wasteful number, since it uses less digits than its factorization.

1347155642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2047405.

The product of its digits is 100800, while the sum is 38.

The square root of 1347155642 is about 36703.6189223897. The cubic root of 1347155642 is about 1104.4327034886.

The spelling of 1347155642 in words is "one billion, three hundred forty-seven million, one hundred fifty-five thousand, six hundred forty-two".