79637743 has 2 divisors, whose sum is σ = 79637744. Its totient is φ = 79637742.

The previous prime is 79637737. The next prime is 79637749. The reversal of 79637743 is 34773697.

It is a balanced prime because it is at equal distance from previous prime (79637737) and next prime (79637749).

It is a cyclic number.

It is not a de Polignac number, because 79637743 - 2⁵ = 79637711 is a prime.

It is a super-2 number, since 2×79637743² = 12684340220268098, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 79637693 and 79637702.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (79637749) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 39818871 + 39818872.

It is an arithmetic number, because the mean of its divisors is an integer number (39818872).

Almost surely, 2^79637743 is an apocalyptic number.

79637743 is a deficient number, since it is larger than the sum of its proper divisors (1).

79637743 is an equidigital number, since it uses as much as digits as its factorization.

79637743 is an evil number, because the sum of its binary digits is even.

The product of its digits is 666792, while the sum is 46.

The square root of 79637743 is about 8923.9981510531. The cubic root of 79637743 is about 430.2355712996.

The spelling of 79637743 in words is "seventy-nine million, six hundred thirty-seven thousand, seven hundred forty-three".