147137741 has 2 divisors, whose sum is σ = 147137742. Its totient is φ = 147137740.

The previous prime is 147137723. The next prime is 147137743. The reversal of 147137741 is 147731741.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 147136900 + 841 = 12130^2 + 29^2 .

It is an emirp because it is prime and its reverse (147731741) is a distict prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-147137741 is a prime.

Together with 147137743, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (147137743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 73568870 + 73568871.

It is an arithmetic number, because the mean of its divisors is an integer number (73568871).

Almost surely, 2^147137741 is an apocalyptic number.

It is an amenable number.

147137741 is a deficient number, since it is larger than the sum of its proper divisors (1).

147137741 is an equidigital number, since it uses as much as digits as its factorization.

147137741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 16464, while the sum is 35.

The square root of 147137741 is about 12130.0346660675. The cubic root of 147137741 is about 527.9279977670.

The spelling of 147137741 in words is "one hundred forty-seven million, one hundred thirty-seven thousand, seven hundred forty-one".