2137503773 has 2 divisors, whose sum is σ = 2137503774. Its totient is φ = 2137503772.

The previous prime is 2137503769. The next prime is 2137503803. The reversal of 2137503773 is 3773057312.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 2095991524 + 41512249 = 45782^2 + 6443^2 .

It is a cyclic number.

It is not a de Polignac number, because 2137503773 - 2² = 2137503769 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2137503763) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1068751886 + 1068751887.

It is an arithmetic number, because the mean of its divisors is an integer number (1068751887).

Almost surely, 2^2137503773 is an apocalyptic number.

It is an amenable number.

2137503773 is a deficient number, since it is larger than the sum of its proper divisors (1).

2137503773 is an equidigital number, since it uses as much as digits as its factorization.

2137503773 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 92610, while the sum is 38.

The square root of 2137503773 is about 46233.1458263441. The cubic root of 2137503773 is about 1288.1574907805.

The spelling of 2137503773 in words is "two billion, one hundred thirty-seven million, five hundred three thousand, seven hundred seventy-three".