161134927 has 2 divisors, whose sum is σ = 161134928. Its totient is φ = 161134926.

The previous prime is 161134873. The next prime is 161134937. The reversal of 161134927 is 729431161.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-161134927 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 161134892 and 161134901.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (161134937) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80567463 + 80567464.

It is an arithmetic number, because the mean of its divisors is an integer number (80567464).

Almost surely, 2^161134927 is an apocalyptic number.

161134927 is a deficient number, since it is larger than the sum of its proper divisors (1).

161134927 is an equidigital number, since it uses as much as digits as its factorization.

161134927 is an evil number, because the sum of its binary digits is even.

The product of its digits is 9072, while the sum is 34.

The square root of 161134927 is about 12693.8932955969. The cubic root of 161134927 is about 544.1641109811.

The spelling of 161134927 in words is "one hundred sixty-one million, one hundred thirty-four thousand, nine hundred twenty-seven".