1105389307 has 4 divisors (see below), whose sum is σ = 1205879256. Its totient is φ = 1004899360.

The previous prime is 1105389293. The next prime is 1105389371. The reversal of 1105389307 is 7039835011.

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: 7039835011 = 11 ⋅639985001.

It is a cyclic number.

It is not a de Polignac number, because 1105389307 - 2⁷ = 1105389179 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1105389377) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 50244958 + ... + 50244979.

It is an arithmetic number, because the mean of its divisors is an integer number (301469814).

Almost surely, 2^1105389307 is an apocalyptic number.

1105389307 is a deficient number, since it is larger than the sum of its proper divisors (100489949).

1105389307 is a wasteful number, since it uses less digits than its factorization.

1105389307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100489948.

The product of its (nonzero) digits is 22680, while the sum is 37.

The square root of 1105389307 is about 33247.3954919780. The cubic root of 1105389307 is about 1033.9632104830.

The spelling of 1105389307 in words is "one billion, one hundred five million, three hundred eighty-nine thousand, three hundred seven".