147013091 has 2 divisors, whose sum is σ = 147013092. Its totient is φ = 147013090.

The previous prime is 147013081. The next prime is 147013157. The reversal of 147013091 is 190310741.

It is a weak prime.

It is an emirp because it is prime and its reverse (190310741) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 147013091 - 2²² = 142818787 is a prime.

It is a super-2 number, since 2×147013091² = 43225697850748562, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 147013091.

It is not a weakly prime, because it can be changed into another prime (147013081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73506545 + 73506546.

It is an arithmetic number, because the mean of its divisors is an integer number (73506546).

Almost surely, 2^147013091 is an apocalyptic number.

147013091 is a deficient number, since it is larger than the sum of its proper divisors (1).

147013091 is an equidigital number, since it uses as much as digits as its factorization.

147013091 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 756, while the sum is 26.

The square root of 147013091 is about 12124.8955047044. The cubic root of 147013091 is about 527.7788748745.

The spelling of 147013091 in words is "one hundred forty-seven million, thirteen thousand, ninety-one".