373142951549 has 2 divisors, whose sum is σ = 373142951550. Its totient is φ = 373142951548.

The previous prime is 373142951479. The next prime is 373142951551. The reversal of 373142951549 is 945159241373.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 331524911524 + 41618040025 = 575782^2 + 204005^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-373142951549 is a prime.

It is a super-2 number, since 2×373142951549² (a number of 24 digits) contains 22 as substring.

Together with 373142951551, it forms a pair of twin primes.

It is a Chen prime.

It is a self number, because there is not a number n which added to its sum of digits gives 373142951549.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (373142950549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 186571475774 + 186571475775.

It is an arithmetic number, because the mean of its divisors is an integer number (186571475775).

Almost surely, 2^373142951549 is an apocalyptic number.

It is an amenable number.

373142951549 is a deficient number, since it is larger than the sum of its proper divisors (1).

373142951549 is an equidigital number, since it uses as much as digits as its factorization.

373142951549 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 4082400, while the sum is 53.

The spelling of 373142951549 in words is "three hundred seventy-three billion, one hundred forty-two million, nine hundred fifty-one thousand, five hundred forty-nine".