147697093 has 2 divisors, whose sum is σ = 147697094. Its totient is φ = 147697092.

The previous prime is 147697021. The next prime is 147697103. The reversal of 147697093 is 390796741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 93276964 + 54420129 = 9658^2 + 7377^2 .

It is a cyclic number.

It is not a de Polignac number, because 147697093 - 2²¹ = 145599941 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147697793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73848546 + 73848547.

It is an arithmetic number, because the mean of its divisors is an integer number (73848547).

Almost surely, 2^147697093 is an apocalyptic number.

It is an amenable number.

147697093 is a deficient number, since it is larger than the sum of its proper divisors (1).

147697093 is an equidigital number, since it uses as much as digits as its factorization.

147697093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 285768, while the sum is 46.

The square root of 147697093 is about 12153.0692831070. The cubic root of 147697093 is about 528.5961340117.

The spelling of 147697093 in words is "one hundred forty-seven million, six hundred ninety-seven thousand, ninety-three".