1170440137 has 2 divisors, whose sum is σ = 1170440138. Its totient is φ = 1170440136.

The previous prime is 1170440113. The next prime is 1170440153. The reversal of 1170440137 is 7310440711.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 940280896 + 230159241 = 30664^2 + 15171^2 .

It is a cyclic number.

It is not a de Polignac number, because 1170440137 - 2¹⁵ = 1170407369 is a prime.

It is a super-2 number, since 2×1170440137² = 2739860228601157538, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1170440197) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 585220068 + 585220069.

It is an arithmetic number, because the mean of its divisors is an integer number (585220069).

Almost surely, 2^1170440137 is an apocalyptic number.

It is an amenable number.

1170440137 is a deficient number, since it is larger than the sum of its proper divisors (1).

1170440137 is an equidigital number, since it uses as much as digits as its factorization.

1170440137 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 1170440137 is about 34211.6959094401. The cubic root of 1170440137 is about 1053.8603588825.

Adding to 1170440137 its reverse (7310440711), we get a palindrome (8480880848).

The spelling of 1170440137 in words is "one billion, one hundred seventy million, four hundred forty thousand, one hundred thirty-seven".