994357151 has 2 divisors, whose sum is σ = 994357152. Its totient is φ = 994357150.

The previous prime is 994357139. The next prime is 994357193. The reversal of 994357151 is 151753499.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 994357151 - 2¹⁸ = 994095007 is a prime.

It is a super-2 number, since 2×994357151² = 1977492287489673602, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (994357451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 497178575 + 497178576.

It is an arithmetic number, because the mean of its divisors is an integer number (497178576).

Almost surely, 2^994357151 is an apocalyptic number.

994357151 is a deficient number, since it is larger than the sum of its proper divisors (1).

994357151 is an equidigital number, since it uses as much as digits as its factorization.

994357151 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 170100, while the sum is 44.

The square root of 994357151 is about 31533.4291030963. The cubic root of 994357151 is about 998.1155012285.

The spelling of 994357151 in words is "nine hundred ninety-four million, three hundred fifty-seven thousand, one hundred fifty-one".