10545242 has 4 divisors (see below), whose sum is σ = 15817866. Its totient is φ = 5272620.

The previous prime is 10545229. The next prime is 10545257. The reversal of 10545242 is 24254501.

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: 24254501 = 79 ⋅307019.

It can be written as a sum of positive squares in only one way, i.e., 10042561 + 502681 = 3169^2 + 709^2 .

It is a super-2 number, since 2×10545242² = 222404257677128, 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, 2636309 + ... + 2636312.

Almost surely, 2^10545242 is an apocalyptic number.

10545242 is a deficient number, since it is larger than the sum of its proper divisors (5272624).

10545242 is an equidigital number, since it uses as much as digits as its factorization.

10545242 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5272623.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 10545242 is about 3247.3438376618. The cubic root of 10545242 is about 219.2900114506.

Adding to 10545242 its reverse (24254501), we get a palindrome (34799743).

The spelling of 10545242 in words is "ten million, five hundred forty-five thousand, two hundred forty-two".