2515520351 has 2 divisors, whose sum is σ = 2515520352. Its totient is φ = 2515520350.

The previous prime is 2515520341. The next prime is 2515520387. The reversal of 2515520351 is 1530255152.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2515520351 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2515520321) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1257760175 + 1257760176.

It is an arithmetic number, because the mean of its divisors is an integer number (1257760176).

Almost surely, 2^2515520351 is an apocalyptic number.

2515520351 is a deficient number, since it is larger than the sum of its proper divisors (1).

2515520351 is an equidigital number, since it uses as much as digits as its factorization.

2515520351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 7500, while the sum is 29.

The square root of 2515520351 is about 50154.9633735286. The cubic root of 2515520351 is about 1360.0115971834.

The spelling of 2515520351 in words is "two billion, five hundred fifteen million, five hundred twenty thousand, three hundred fifty-one".