1210133923 has 2 divisors, whose sum is σ = 1210133924. Its totient is φ = 1210133922.

The previous prime is 1210133917. The next prime is 1210133987. The reversal of 1210133923 is 3293310121.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1210133923 - 2¹⁷ = 1210002851 is a prime.

It is a super-2 number, since 2×1210133923² = 2928848223190739858, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (1210134923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 605066961 + 605066962.

It is an arithmetic number, because the mean of its divisors is an integer number (605066962).

Almost surely, 2^1210133923 is an apocalyptic number.

1210133923 is a deficient number, since it is larger than the sum of its proper divisors (1).

1210133923 is an equidigital number, since it uses as much as digits as its factorization.

1210133923 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 972, while the sum is 25.

The square root of 1210133923 is about 34786.9792163677. The cubic root of 1210133923 is about 1065.6415489935.

The spelling of 1210133923 in words is "one billion, two hundred ten million, one hundred thirty-three thousand, nine hundred twenty-three".