302140037 has 2 divisors, whose sum is σ = 302140038. Its totient is φ = 302140036.

The previous prime is 302140019. The next prime is 302140049. The reversal of 302140037 is 730041203.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 279090436 + 23049601 = 16706^2 + 4801^2 .

It is a cyclic number.

It is not a de Polignac number, because 302140037 - 2¹² = 302135941 is a prime.

It is a super-2 number, since 2×302140037² = 182577203916722738, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (302140057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 151070018 + 151070019.

It is an arithmetic number, because the mean of its divisors is an integer number (151070019).

Almost surely, 2^302140037 is an apocalyptic number.

It is an amenable number.

302140037 is a deficient number, since it is larger than the sum of its proper divisors (1).

302140037 is an equidigital number, since it uses as much as digits as its factorization.

302140037 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 302140037 is about 17382.1758419365. The cubic root of 302140037 is about 671.0209703357.

The spelling of 302140037 in words is "three hundred two million, one hundred forty thousand, thirty-seven".