4031512049 has 2 divisors, whose sum is σ = 4031512050. Its totient is φ = 4031512048.

The previous prime is 4031512033. The next prime is 4031512057. The reversal of 4031512049 is 9402151304.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2347887025 + 1683625024 = 48455^2 + 41032^2 .

It is a cyclic number.

It is not a de Polignac number, because 4031512049 - 2⁴ = 4031512033 is a prime.

It is not a weakly prime, because it can be changed into another prime (4031514049) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2015756024 + 2015756025.

It is an arithmetic number, because the mean of its divisors is an integer number (2015756025).

Almost surely, 2^4031512049 is an apocalyptic number.

It is an amenable number.

4031512049 is a deficient number, since it is larger than the sum of its proper divisors (1).

4031512049 is an equidigital number, since it uses as much as digits as its factorization.

4031512049 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4320, while the sum is 29.

The square root of 4031512049 is about 63494.1890963260. The cubic root of 4031512049 is about 1591.5586747170.

The spelling of 4031512049 in words is "four billion, thirty-one million, five hundred twelve thousand, forty-nine".