35981069 has 2 divisors, whose sum is σ = 35981070. Its totient is φ = 35981068.

The previous prime is 35981063. The next prime is 35981137. The reversal of 35981069 is 96018953.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 35844169 + 136900 = 5987^2 + 370^2 .

It is a cyclic number.

It is not a de Polignac number, because 35981069 - 2⁴ = 35981053 is a prime.

It is a super-2 number, since 2×35981069² = 2589274652765522, which contains 22 as substring.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (35981063) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17990534 + 17990535.

It is an arithmetic number, because the mean of its divisors is an integer number (17990535).

Almost surely, 2^35981069 is an apocalyptic number.

It is an amenable number.

35981069 is a deficient number, since it is larger than the sum of its proper divisors (1).

35981069 is an equidigital number, since it uses as much as digits as its factorization.

35981069 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 58320, while the sum is 41.

The square root of 35981069 is about 5998.4222092147. The cubic root of 35981069 is about 330.1348362367.

The spelling of 35981069 in words is "thirty-five million, nine hundred eighty-one thousand, sixty-nine".