1068923477 has 2 divisors, whose sum is σ = 1068923478. Its totient is φ = 1068923476.

The previous prime is 1068923461. The next prime is 1068923497. The reversal of 1068923477 is 7743298601.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 865889476 + 203034001 = 29426^2 + 14249^2 .

It is a cyclic number.

It is not a de Polignac number, because 1068923477 - 2⁴ = 1068923461 is a prime.

It is a super-2 number, since 2×1068923477² = 2285194799363539058, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1068923407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 534461738 + 534461739.

It is an arithmetic number, because the mean of its divisors is an integer number (534461739).

Almost surely, 2^1068923477 is an apocalyptic number.

It is an amenable number.

1068923477 is a deficient number, since it is larger than the sum of its proper divisors (1).

1068923477 is an equidigital number, since it uses as much as digits as its factorization.

1068923477 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 508032, while the sum is 47.

The square root of 1068923477 is about 32694.3951924485. The cubic root of 1068923477 is about 1022.4659918587.

The spelling of 1068923477 in words is "one billion, sixty-eight million, nine hundred twenty-three thousand, four hundred seventy-seven".