147457811 has 2 divisors, whose sum is σ = 147457812. Its totient is φ = 147457810.

The previous prime is 147457799. The next prime is 147457823. The reversal of 147457811 is 118754741.

It is a balanced prime because it is at equal distance from previous prime (147457799) and next prime (147457823).

It is a cyclic number.

It is not a de Polignac number, because 147457811 - 2⁶ = 147457747 is a prime.

It is a Sophie Germain prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (147457861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73728905 + 73728906.

It is an arithmetic number, because the mean of its divisors is an integer number (73728906).

Almost surely, 2^147457811 is an apocalyptic number.

147457811 is a deficient number, since it is larger than the sum of its proper divisors (1).

147457811 is an equidigital number, since it uses as much as digits as its factorization.

147457811 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31360, while the sum is 38.

The square root of 147457811 is about 12143.2207836307. The cubic root of 147457811 is about 528.3105226435.

The spelling of 147457811 in words is "one hundred forty-seven million, four hundred fifty-seven thousand, eight hundred eleven".