1023311207 has 2 divisors, whose sum is σ = 1023311208. Its totient is φ = 1023311206.

The previous prime is 1023311161. The next prime is 1023311249. The reversal of 1023311207 is 7021133201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1023311207 - 2²⁴ = 1006533991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1023311407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511655603 + 511655604.

It is an arithmetic number, because the mean of its divisors is an integer number (511655604).

Almost surely, 2^1023311207 is an apocalyptic number.

1023311207 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023311207 is an equidigital number, since it uses as much as digits as its factorization.

1023311207 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 252, while the sum is 20.

The square root of 1023311207 is about 31989.2357989371. The cubic root of 1023311207 is about 1007.7107931833.

Adding to 1023311207 its reverse (7021133201), we get a palindrome (8044444408).

It can be divided in two parts, 1023 and 311207, that multiplied together give a triangular number (318364761 = T₂₅₂₃₃).

The spelling of 1023311207 in words is "one billion, twenty-three million, three hundred eleven thousand, two hundred seven".