1023667954927 has 2 divisors, whose sum is σ = 1023667954928. Its totient is φ = 1023667954926.

The previous prime is 1023667954921. The next prime is 1023667954937. The reversal of 1023667954927 is 7294597663201.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1023667954927 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1023667954921) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511833977463 + 511833977464.

It is an arithmetic number, because the mean of its divisors is an integer number (511833977464).

Almost surely, 2^{1023667954927} is an apocalyptic number.

1023667954927 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023667954927 is an equidigital number, since it uses as much as digits as its factorization.

1023667954927 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34292160, while the sum is 61.

The spelling of 1023667954927 in words is "one trillion, twenty-three billion, six hundred sixty-seven million, nine hundred fifty-four thousand, nine hundred twenty-seven".