12073154 has 4 divisors (see below), whose sum is σ = 18109734. Its totient is φ = 6036576.

The previous prime is 12073121. The next prime is 12073157. The reversal of 12073154 is 45137021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 45137021 = 29 ⋅1556449.

It can be written as a sum of positive squares in only one way, i.e., 7980625 + 4092529 = 2825^2 + 2023^2 .

It is a super-2 number, since 2×12073154² = 291522095015432, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12073157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3018287 + ... + 3018290.

Almost surely, 2^12073154 is an apocalyptic number.

12073154 is a deficient number, since it is larger than the sum of its proper divisors (6036580).

12073154 is an equidigital number, since it uses as much as digits as its factorization.

12073154 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6036579.

The product of its (nonzero) digits is 840, while the sum is 23.

The square root of 12073154 is about 3474.6444422415. The cubic root of 12073154 is about 229.4071309244.

The spelling of 12073154 in words is "twelve million, seventy-three thousand, one hundred fifty-four".