737673161 has 2 divisors, whose sum is σ = 737673162. Its totient is φ = 737673160.

The previous prime is 737673143. The next prime is 737673169. The reversal of 737673161 is 161376737.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 602997136 + 134676025 = 24556^2 + 11605^2 .

It is an emirp because it is prime and its reverse (161376737) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 737673161 - 2²² = 733478857 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (737673169) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 368836580 + 368836581.

It is an arithmetic number, because the mean of its divisors is an integer number (368836581).

Almost surely, 2^737673161 is an apocalyptic number.

It is an amenable number.

737673161 is a deficient number, since it is larger than the sum of its proper divisors (1).

737673161 is an equidigital number, since it uses as much as digits as its factorization.

737673161 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 111132, while the sum is 41.

The square root of 737673161 is about 27160.1391933105. The cubic root of 737673161 is about 903.5551402088. Note that the first 3 decimals are identical.

The spelling of 737673161 in words is "seven hundred thirty-seven million, six hundred seventy-three thousand, one hundred sixty-one".