3521424397 has 2 divisors, whose sum is σ = 3521424398. Its totient is φ = 3521424396.

The previous prime is 3521424367. The next prime is 3521424427. The reversal of 3521424397 is 7934241253.

It is a balanced prime because it is at equal distance from previous prime (3521424367) and next prime (3521424427).

It can be written as a sum of positive squares in only one way, i.e., 2713784836 + 807639561 = 52094^2 + 28419^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-3521424397 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3521424307) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1760712198 + 1760712199.

It is an arithmetic number, because the mean of its divisors is an integer number (1760712199).

Almost surely, 2^3521424397 is an apocalyptic number.

It is an amenable number.

3521424397 is a deficient number, since it is larger than the sum of its proper divisors (1).

3521424397 is an equidigital number, since it uses as much as digits as its factorization.

3521424397 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 181440, while the sum is 40.

The square root of 3521424397 is about 59341.5907858898. The cubic root of 3521424397 is about 1521.3861427733.

The spelling of 3521424397 in words is "three billion, five hundred twenty-one million, four hundred twenty-four thousand, three hundred ninety-seven".