1023427106705 has 32 divisors (see below), whose sum is σ = 1246243097088. Its totient is φ = 806745139200.

The previous prime is 1023427106683. The next prime is 1023427106707. The reversal of 1023427106705 is 5076017243201.

It is not a de Polignac number, because 1023427106705 - 2²⁶ = 1023359997841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1023427106707) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 117455429 + ... + 117464141.

It is an arithmetic number, because the mean of its divisors is an integer number (38945096784).

Almost surely, 2^{1023427106705} is an apocalyptic number.

It is an amenable number.

1023427106705 is a deficient number, since it is larger than the sum of its proper divisors (222815990383).

1023427106705 is a wasteful number, since it uses less digits than its factorization.

1023427106705 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9977.

The product of its (nonzero) digits is 70560, while the sum is 38.

The spelling of 1023427106705 in words is "one trillion, twenty-three billion, four hundred twenty-seven million, one hundred six thousand, seven hundred five".