946451137 has 2 divisors, whose sum is σ = 946451138. Its totient is φ = 946451136.

The previous prime is 946451131. The next prime is 946451147. The reversal of 946451137 is 731154649.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 838623681 + 107827456 = 28959^2 + 10384^2 .

It is a cyclic number.

It is not a de Polignac number, because 946451137 - 2¹¹ = 946449089 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 946451137.

It is not a weakly prime, because it can be changed into another prime (946451131) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 473225568 + 473225569.

It is an arithmetic number, because the mean of its divisors is an integer number (473225569).

Almost surely, 2^946451137 is an apocalyptic number.

It is an amenable number.

946451137 is a deficient number, since it is larger than the sum of its proper divisors (1).

946451137 is an equidigital number, since it uses as much as digits as its factorization.

946451137 is an evil number, because the sum of its binary digits is even.

The product of its digits is 90720, while the sum is 40.

The square root of 946451137 is about 30764.4459888359. The cubic root of 946451137 is about 981.8219393762.

The spelling of 946451137 in words is "nine hundred forty-six million, four hundred fifty-one thousand, one hundred thirty-seven".