342541145249 has 2 divisors, whose sum is σ = 342541145250. Its totient is φ = 342541145248.

The previous prime is 342541145207. The next prime is 342541145263. The reversal of 342541145249 is 942541145243.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 299681794624 + 42859350625 = 547432^2 + 207025^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-342541145249 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (342541115249) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 171270572624 + 171270572625.

It is an arithmetic number, because the mean of its divisors is an integer number (171270572625).

Almost surely, 2^342541145249 is an apocalyptic number.

It is an amenable number.

342541145249 is a deficient number, since it is larger than the sum of its proper divisors (1).

342541145249 is an equidigital number, since it uses as much as digits as its factorization.

342541145249 is an evil number, because the sum of its binary digits is even.

The product of its digits is 691200, while the sum is 44.

The spelling of 342541145249 in words is "three hundred forty-two billion, five hundred forty-one million, one hundred forty-five thousand, two hundred forty-nine".