495642541 has 2 divisors, whose sum is σ = 495642542. Its totient is φ = 495642540.

The previous prime is 495642527. The next prime is 495642547. The reversal of 495642541 is 145246594.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 444577225 + 51065316 = 21085^2 + 7146^2 .

It is a cyclic number.

It is not a de Polignac number, because 495642541 - 2²³ = 487253933 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 495642494 and 495642503.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (495642547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 247821270 + 247821271.

It is an arithmetic number, because the mean of its divisors is an integer number (247821271).

Almost surely, 2^495642541 is an apocalyptic number.

It is an amenable number.

495642541 is a deficient number, since it is larger than the sum of its proper divisors (1).

495642541 is an equidigital number, since it uses as much as digits as its factorization.

495642541 is an evil number, because the sum of its binary digits is even.

The product of its digits is 172800, while the sum is 40.

The square root of 495642541 is about 22263.0308134360. The cubic root of 495642541 is about 791.3881170996.

The spelling of 495642541 in words is "four hundred ninety-five million, six hundred forty-two thousand, five hundred forty-one".