1023311351 has 2 divisors, whose sum is σ = 1023311352. Its totient is φ = 1023311350.

The previous prime is 1023311339. The next prime is 1023311357. The reversal of 1023311351 is 1531133201.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1023311351 - 2¹⁴ = 1023294967 is a prime.

It is a super-2 number, since 2×1023311351² = 2094332242170890402, which contains 22 as substring.

It is a Sophie Germain prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1023311357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 511655675 + 511655676.

It is an arithmetic number, because the mean of its divisors is an integer number (511655676).

Almost surely, 2^1023311351 is an apocalyptic number.

1023311351 is a deficient number, since it is larger than the sum of its proper divisors (1).

1023311351 is an equidigital number, since it uses as much as digits as its factorization.

1023311351 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 270, while the sum is 20.

The square root of 1023311351 is about 31989.2380496942. The cubic root of 1023311351 is about 1007.7108404516.

Adding to 1023311351 its reverse (1531133201), we get a palindrome (2554444552).

The spelling of 1023311351 in words is "one billion, twenty-three million, three hundred eleven thousand, three hundred fifty-one".