12301953 has 4 divisors (see below), whose sum is σ = 16402608. Its totient is φ = 8201300.

The previous prime is 12301943. The next prime is 12301969. The reversal of 12301953 is 35910321.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 12301953 - 2⁶ = 12301889 is a prime.

It is a super-2 number, since 2×12301953² = 302676095228418, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12301903) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2050323 + ... + 2050328.

It is an arithmetic number, because the mean of its divisors is an integer number (4100652).

Almost surely, 2^12301953 is an apocalyptic number.

It is an amenable number.

12301953 is a deficient number, since it is larger than the sum of its proper divisors (4100655).

12301953 is an equidigital number, since it uses as much as digits as its factorization.

12301953 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4100654.

The product of its (nonzero) digits is 810, while the sum is 24.

The square root of 12301953 is about 3507.4140046479. The cubic root of 12301953 is about 230.8472406947.

The spelling of 12301953 in words is "twelve million, three hundred one thousand, nine hundred fifty-three".