1105745426 has 4 divisors (see below), whose sum is σ = 1658618142. Its totient is φ = 552872712.

The previous prime is 1105745419. The next prime is 1105745513. The reversal of 1105745426 is 6245475011.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6245475011 = 17 ⋅367380883.

It can be written as a sum of positive squares in only one way, i.e., 1059437401 + 46308025 = 32549^2 + 6805^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 276436355 + ... + 276436358.

Almost surely, 2^1105745426 is an apocalyptic number.

1105745426 is a deficient number, since it is larger than the sum of its proper divisors (552872716).

1105745426 is an equidigital number, since it uses as much as digits as its factorization.

1105745426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 552872715.

The product of its (nonzero) digits is 33600, while the sum is 35.

The square root of 1105745426 is about 33252.7506531415. The cubic root of 1105745426 is about 1034.0742345380.

The spelling of 1105745426 in words is "one billion, one hundred five million, seven hundred forty-five thousand, four hundred twenty-six".