36921751 has 2 divisors, whose sum is σ = 36921752. Its totient is φ = 36921750.

The previous prime is 36921749. The next prime is 36921763. The reversal of 36921751 is 15712963.

36921751 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 36921751 - 2¹ = 36921749 is a prime.

Together with 36921749, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (36921701) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18460875 + 18460876.

It is an arithmetic number, because the mean of its divisors is an integer number (18460876).

Almost surely, 2^36921751 is an apocalyptic number.

36921751 is a deficient number, since it is larger than the sum of its proper divisors (1).

36921751 is an equidigital number, since it uses as much as digits as its factorization.

36921751 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 11340, while the sum is 34.

The square root of 36921751 is about 6076.3270978446. The cubic root of 36921751 is about 332.9871157469.

The spelling of 36921751 in words is "thirty-six million, nine hundred twenty-one thousand, seven hundred fifty-one".