1513042501 has 2 divisors, whose sum is σ = 1513042502. Its totient is φ = 1513042500.

The previous prime is 1513042469. The next prime is 1513042507. The reversal of 1513042501 is 1052403151.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1383765601 + 129276900 = 37199^2 + 11370^2 .

It is an emirp because it is prime and its reverse (1052403151) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 1513042501 - 2⁵ = 1513042469 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1513042507) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 756521250 + 756521251.

It is an arithmetic number, because the mean of its divisors is an integer number (756521251).

Almost surely, 2^1513042501 is an apocalyptic number.

It is an amenable number.

1513042501 is a deficient number, since it is larger than the sum of its proper divisors (1).

1513042501 is an equidigital number, since it uses as much as digits as its factorization.

1513042501 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 600, while the sum is 22.

The square root of 1513042501 is about 38897.8469969740. The cubic root of 1513042501 is about 1148.0224364512.

Adding to 1513042501 its reverse (1052403151), we get a palindrome (2565445652).

The spelling of 1513042501 in words is "one billion, five hundred thirteen million, forty-two thousand, five hundred one".