161414741 has 2 divisors, whose sum is σ = 161414742. Its totient is φ = 161414740.

The previous prime is 161414731. The next prime is 161414797. The reversal of 161414741 is 147414161.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 111302500 + 50112241 = 10550^2 + 7079^2 .

It is an emirp because it is prime and its reverse (147414161) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 161414741 - 2²⁶ = 94305877 is a prime.

It is a super-2 number, since 2×161414741² = 52109437224194162, which contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (161414731) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 80707370 + 80707371.

It is an arithmetic number, because the mean of its divisors is an integer number (80707371).

Almost surely, 2^161414741 is an apocalyptic number.

It is an amenable number.

161414741 is a deficient number, since it is larger than the sum of its proper divisors (1).

161414741 is an equidigital number, since it uses as much as digits as its factorization.

161414741 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2688, while the sum is 29.

The square root of 161414741 is about 12704.9101138103. The cubic root of 161414741 is about 544.4789127591.

The spelling of 161414741 in words is "one hundred sixty-one million, four hundred fourteen thousand, seven hundred forty-one".