64496123 has 2 divisors, whose sum is σ = 64496124. Its totient is φ = 64496122.

The previous prime is 64496111. The next prime is 64496137. The reversal of 64496123 is 32169446.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 64496123 - 2¹⁸ = 64233979 is a prime.

It is a super-2 number, since 2×64496123² = 8319499764062258, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (64496323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32248061 + 32248062.

It is an arithmetic number, because the mean of its divisors is an integer number (32248062).

Almost surely, 2^64496123 is an apocalyptic number.

64496123 is a deficient number, since it is larger than the sum of its proper divisors (1).

64496123 is an equidigital number, since it uses as much as digits as its factorization.

64496123 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 31104, while the sum is 35.

The square root of 64496123 is about 8030.9478270002. The cubic root of 64496123 is about 401.0309302577.

The spelling of 64496123 in words is "sixty-four million, four hundred ninety-six thousand, one hundred twenty-three".