74061751 has 2 divisors, whose sum is σ = 74061752. Its totient is φ = 74061750.

The previous prime is 74061749. The next prime is 74061803. The reversal of 74061751 is 15716047.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 74061751 - 2¹ = 74061749 is a prime.

It is a super-2 number, since 2×74061751² = 10970285922372002, which contains 22 as substring.

Together with 74061749, 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 (74061721) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37030875 + 37030876.

It is an arithmetic number, because the mean of its divisors is an integer number (37030876).

Almost surely, 2^74061751 is an apocalyptic number.

74061751 is a deficient number, since it is larger than the sum of its proper divisors (1).

74061751 is an equidigital number, since it uses as much as digits as its factorization.

74061751 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 5880, while the sum is 31.

The square root of 74061751 is about 8605.9137225515. The cubic root of 74061751 is about 419.9503928561.

Adding to 74061751 its reverse (15716047), we get a palindrome (89777798).

The spelling of 74061751 in words is "seventy-four million, sixty-one thousand, seven hundred fifty-one".