3400156429 has 2 divisors, whose sum is σ = 3400156430. Its totient is φ = 3400156428.

The previous prime is 3400156411. The next prime is 3400156511. The reversal of 3400156429 is 9246510043.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2089861225 + 1310295204 = 45715^2 + 36198^2 .

It is a cyclic number.

It is not a de Polignac number, because 3400156429 - 2⁹ = 3400155917 is a prime.

It is a super-2 number, since 2×3400156429² = 23122127483340064082, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 3400156394 and 3400156403.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3400156729) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1700078214 + 1700078215.

It is an arithmetic number, because the mean of its divisors is an integer number (1700078215).

Almost surely, 2^3400156429 is an apocalyptic number.

It is an amenable number.

3400156429 is a deficient number, since it is larger than the sum of its proper divisors (1).

3400156429 is an equidigital number, since it uses as much as digits as its factorization.

3400156429 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 25920, while the sum is 34.

The square root of 3400156429 is about 58310.8603006335. The cubic root of 3400156429 is about 1503.7176567770.

The spelling of 3400156429 in words is "three billion, four hundred million, one hundred fifty-six thousand, four hundred twenty-nine".