1347191990596 has 9 divisors (see below), whose sum is σ = 2357590045951. Its totient is φ = 673594834612.

The previous prime is 1347191990593. The next prime is 1347191990597. The reversal of 1347191990596 is 6950991917431.

The square root of 1347191990596 is 1160686.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1347191990593) by changing a digit.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 2031201 + ... + 2611543.

Almost surely, 2^{1347191990596} is an apocalyptic number.

1347191990596 is the 1160686-th square number.

It is an amenable number.

1347191990596 is a deficient number, since it is larger than the sum of its proper divisors (1010398055355).

1347191990596 is an frugal number, since it uses more digits than its factorization.

1347191990596 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1160690 (or 580345 counting only the distinct ones).

The product of its (nonzero) digits is 16533720, while the sum is 64.

Multiplying 1347191990596 by its sum of digits (64), we get a square (86220287398144 = 9285488²).

The spelling of 1347191990596 in words is "one trillion, three hundred forty-seven billion, one hundred ninety-one million, nine hundred ninety thousand, five hundred ninety-six".