72114733 has 2 divisors, whose sum is σ = 72114734. Its totient is φ = 72114732.

The previous prime is 72114719. The next prime is 72114737. The reversal of 72114733 is 33741127.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 66292164 + 5822569 = 8142^2 + 2413^2 .

It is a cyclic number.

It is not a de Polignac number, because 72114733 - 2²¹ = 70017581 is a prime.

It is a super-2 number, since 2×72114733² = 10401069431322578, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (72114737) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 36057366 + 36057367.

It is an arithmetic number, because the mean of its divisors is an integer number (36057367).

Almost surely, 2^72114733 is an apocalyptic number.

It is an amenable number.

72114733 is a deficient number, since it is larger than the sum of its proper divisors (1).

72114733 is an equidigital number, since it uses as much as digits as its factorization.

72114733 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3528, while the sum is 28.

The square root of 72114733 is about 8492.0393899228. The cubic root of 72114733 is about 416.2376235021.

The spelling of 72114733 in words is "seventy-two million, one hundred fourteen thousand, seven hundred thirty-three".