35128939 has 2 divisors, whose sum is σ = 35128940. Its totient is φ = 35128938.

The previous prime is 35128913. The next prime is 35128943. The reversal of 35128939 is 93982153.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 35128939 - 2⁷ = 35128811 is a prime.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (35128909) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17564469 + 17564470.

It is an arithmetic number, because the mean of its divisors is an integer number (17564470).

Almost surely, 2^35128939 is an apocalyptic number.

35128939 is a deficient number, since it is larger than the sum of its proper divisors (1).

35128939 is an equidigital number, since it uses as much as digits as its factorization.

35128939 is an evil number, because the sum of its binary digits is even.

The product of its digits is 58320, while the sum is 40.

The square root of 35128939 is about 5926.9670996219. The cubic root of 35128939 is about 327.5078225896.

The spelling of 35128939 in words is "thirty-five million, one hundred twenty-eight thousand, nine hundred thirty-nine".