2013917497 has 2 divisors, whose sum is σ = 2013917498. Its totient is φ = 2013917496.

The previous prime is 2013917473. The next prime is 2013917531. The reversal of 2013917497 is 7947193102.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1372257936 + 641659561 = 37044^2 + 25331^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2013917497 is a prime.

It is not a weakly prime, because it can be changed into another prime (2013917447) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1006958748 + 1006958749.

It is an arithmetic number, because the mean of its divisors is an integer number (1006958749).

Almost surely, 2^2013917497 is an apocalyptic number.

It is an amenable number.

2013917497 is a deficient number, since it is larger than the sum of its proper divisors (1).

2013917497 is an equidigital number, since it uses as much as digits as its factorization.

2013917497 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 95256, while the sum is 43.

The square root of 2013917497 is about 44876.6921352276. The cubic root of 2013917497 is about 1262.8367882594.

It can be divided in two parts, 20139 and 17497, that added together give a square (37636 = 194²).

The spelling of 2013917497 in words is "two billion, thirteen million, nine hundred seventeen thousand, four hundred ninety-seven".