3491245031 has 2 divisors, whose sum is σ = 3491245032. Its totient is φ = 3491245030.

The previous prime is 3491244989. The next prime is 3491245057. The reversal of 3491245031 is 1305421943.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3491245031 is a prime.

It is a super-2 number, since 2×3491245031² = 24377583732964381922, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3491245061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1745622515 + 1745622516.

It is an arithmetic number, because the mean of its divisors is an integer number (1745622516).

Almost surely, 2^3491245031 is an apocalyptic number.

3491245031 is a deficient number, since it is larger than the sum of its proper divisors (1).

3491245031 is an equidigital number, since it uses as much as digits as its factorization.

3491245031 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 12960, while the sum is 32.

The square root of 3491245031 is about 59086.7585081463. The cubic root of 3491245031 is about 1517.0274649797.

Adding to 3491245031 its reverse (1305421943), we get a palindrome (4796666974).

The spelling of 3491245031 in words is "three billion, four hundred ninety-one million, two hundred forty-five thousand, thirty-one".