3420133987 has 2 divisors, whose sum is σ = 3420133988. Its totient is φ = 3420133986.

The previous prime is 3420133979. The next prime is 3420133991. The reversal of 3420133987 is 7893310243.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 3420133987 - 2³ = 3420133979 is a prime.

It is not a weakly prime, because it can be changed into another prime (3420133487) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1710066993 + 1710066994.

It is an arithmetic number, because the mean of its divisors is an integer number (1710066994).

Almost surely, 2^3420133987 is an apocalyptic number.

3420133987 is a deficient number, since it is larger than the sum of its proper divisors (1).

3420133987 is an equidigital number, since it uses as much as digits as its factorization.

3420133987 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 108864, while the sum is 40.

The square root of 3420133987 is about 58481.9116223128. The cubic root of 3420133987 is about 1506.6569297465.

The spelling of 3420133987 in words is "three billion, four hundred twenty million, one hundred thirty-three thousand, nine hundred eighty-seven".