1009167668423 has 2 divisors, whose sum is σ = 1009167668424. Its totient is φ = 1009167668422.

The previous prime is 1009167668347. The next prime is 1009167668461. The reversal of 1009167668423 is 3248667619001.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1009167668423 - 2¹² = 1009167664327 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1009167668023) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 504583834211 + 504583834212.

It is an arithmetic number, because the mean of its divisors is an integer number (504583834212).

Almost surely, 2^{1009167668423} is an apocalyptic number.

1009167668423 is a deficient number, since it is larger than the sum of its proper divisors (1).

1009167668423 is an equidigital number, since it uses as much as digits as its factorization.

1009167668423 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2612736, while the sum is 53.

The spelling of 1009167668423 in words is "one trillion, nine billion, one hundred sixty-seven million, six hundred sixty-eight thousand, four hundred twenty-three".