3136429 has 2 divisors, whose sum is σ = 3136430. Its totient is φ = 3136428.

The previous prime is 3136423. The next prime is 3136433. The reversal of 3136429 is 9246313.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2566404 + 570025 = 1602^2 + 755^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3136429 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 3136397 and 3136406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3136423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1568214 + 1568215.

It is an arithmetic number, because the mean of its divisors is an integer number (1568215).

Almost surely, 2^3136429 is an apocalyptic number.

It is an amenable number.

3136429 is a deficient number, since it is larger than the sum of its proper divisors (1).

3136429 is an equidigital number, since it uses as much as digits as its factorization.

3136429 is an evil number, because the sum of its binary digits is even.

The product of its digits is 3888, while the sum is 28.

The square root of 3136429 is about 1770.9966120803. The cubic root of 3136429 is about 146.3789025955.

The spelling of 3136429 in words is "three million, one hundred thirty-six thousand, four hundred twenty-nine".