3430149581 has 2 divisors, whose sum is σ = 3430149582. Its totient is φ = 3430149580.

The previous prime is 3430149571. The next prime is 3430149607. The reversal of 3430149581 is 1859410343.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2878322500 + 551827081 = 53650^2 + 23491^2 .

It is a cyclic number.

It is not a de Polignac number, because 3430149581 - 2¹⁸ = 3429887437 is a prime.

It is a super-2 number, since 2×3430149581² = 23531852296068951122, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3430149511) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1715074790 + 1715074791.

It is an arithmetic number, because the mean of its divisors is an integer number (1715074791).

Almost surely, 2^3430149581 is an apocalyptic number.

It is an amenable number.

3430149581 is a deficient number, since it is larger than the sum of its proper divisors (1).

3430149581 is an equidigital number, since it uses as much as digits as its factorization.

3430149581 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 51840, while the sum is 38.

The square root of 3430149581 is about 58567.4788683959. The cubic root of 3430149581 is about 1508.1262053224.

The spelling of 3430149581 in words is "three billion, four hundred thirty million, one hundred forty-nine thousand, five hundred eighty-one".