3401019989 has 2 divisors, whose sum is σ = 3401019990. Its totient is φ = 3401019988.

The previous prime is 3401019971. The next prime is 3401020019. The reversal of 3401019989 is 9899101043.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2511012100 + 890007889 = 50110^2 + 29833^2 .

It is a cyclic number.

It is not a de Polignac number, because 3401019989 - 2⁸ = 3401019733 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3401219989) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1700509994 + 1700509995.

It is an arithmetic number, because the mean of its divisors is an integer number (1700509995).

Almost surely, 2^3401019989 is an apocalyptic number.

It is an amenable number.

3401019989 is a deficient number, since it is larger than the sum of its proper divisors (1).

3401019989 is an equidigital number, since it uses as much as digits as its factorization.

3401019989 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 69984, while the sum is 44.

The square root of 3401019989 is about 58318.2646261015. The cubic root of 3401019989 is about 1503.8449490088.

The spelling of 3401019989 in words is "three billion, four hundred one million, nineteen thousand, nine hundred eighty-nine".