10920146 has 4 divisors (see below), whose sum is σ = 16380222. Its totient is φ = 5460072.

The previous prime is 10920131. The next prime is 10920179. The reversal of 10920146 is 64102901.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 64102901 = 173 ⋅370537.

It can be written as a sum of positive squares in only one way, i.e., 10491121 + 429025 = 3239^2 + 655^2 .

It is a super-2 number, since 2×10920146² = 238499177322632, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2730035 + ... + 2730038.

Almost surely, 2^10920146 is an apocalyptic number.

10920146 is a deficient number, since it is larger than the sum of its proper divisors (5460076).

10920146 is an equidigital number, since it uses as much as digits as its factorization.

10920146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5460075.

The product of its (nonzero) digits is 432, while the sum is 23.

The square root of 10920146 is about 3304.5644191028. The cubic root of 10920146 is about 221.8585387774.

The spelling of 10920146 in words is "ten million, nine hundred twenty thousand, one hundred forty-six".