1651161167 has 2 divisors, whose sum is σ = 1651161168. Its totient is φ = 1651161166.

The previous prime is 1651161157. The next prime is 1651161181. The reversal of 1651161167 is 7611611561.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1651161167 - 2⁴ = 1651161151 is a prime.

It is a super-3 number, since 3×1651161167³ (a number of 29 digits) contains 333 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1651161157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 825580583 + 825580584.

It is an arithmetic number, because the mean of its divisors is an integer number (825580584).

Almost surely, 2^1651161167 is an apocalyptic number.

1651161167 is a deficient number, since it is larger than the sum of its proper divisors (1).

1651161167 is an equidigital number, since it uses as much as digits as its factorization.

1651161167 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7560, while the sum is 35.

The square root of 1651161167 is about 40634.4824871685. The cubic root of 1651161167 is about 1181.9428796658.

The spelling of 1651161167 in words is "one billion, six hundred fifty-one million, one hundred sixty-one thousand, one hundred sixty-seven".