1064378923 has 2 divisors, whose sum is σ = 1064378924. Its totient is φ = 1064378922.

The previous prime is 1064378849. The next prime is 1064378971. The reversal of 1064378923 is 3298734601.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1064378923 - 2⁹ = 1064378411 is a prime.

It is a super-2 number, since 2×1064378923² = 2265804983453279858, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1064378923.

It is not a weakly prime, because it can be changed into another prime (1064379923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 532189461 + 532189462.

It is an arithmetic number, because the mean of its divisors is an integer number (532189462).

Almost surely, 2^1064378923 is an apocalyptic number.

1064378923 is a deficient number, since it is larger than the sum of its proper divisors (1).

1064378923 is an equidigital number, since it uses as much as digits as its factorization.

1064378923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 217728, while the sum is 43.

The square root of 1064378923 is about 32624.8206585109. The cubic root of 1064378923 is about 1021.0149205305.

The spelling of 1064378923 in words is "one billion, sixty-four million, three hundred seventy-eight thousand, nine hundred twenty-three".