12101494 has 4 divisors (see below), whose sum is σ = 18152244. Its totient is φ = 6050746.

The previous prime is 12101477. The next prime is 12101527. The reversal of 12101494 is 49410121.

It is a semiprime because it is the product of two primes.

It is an alternating number because its digits alternate between odd and even.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3025372 + ... + 3025375.

It is an arithmetic number, because the mean of its divisors is an integer number (4538061).

Almost surely, 2^12101494 is an apocalyptic number.

12101494 is a deficient number, since it is larger than the sum of its proper divisors (6050750).

12101494 is an equidigital number, since it uses as much as digits as its factorization.

12101494 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6050749.

The product of its (nonzero) digits is 288, while the sum is 22.

The square root of 12101494 is about 3478.7201669580. The cubic root of 12101494 is about 229.5864907857.

It can be divided in two parts, 1210 and 1494, that added together give a square (2704 = 52²).

The spelling of 12101494 in words is "twelve million, one hundred one thousand, four hundred ninety-four".