1102050645 has 16 divisors (see below), whose sum is σ = 1769306112. Its totient is φ = 585752000.

The previous prime is 1102050643. The next prime is 1102050647. The reversal of 1102050645 is 5460502011.

It is an interprime number because it is at equal distance from previous prime (1102050643) and next prime (1102050647).

It is not a de Polignac number, because 1102050645 - 2¹ = 1102050643 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1102050641) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 120981 + ... + 129770.

It is an arithmetic number, because the mean of its divisors is an integer number (110581632).

Almost surely, 2^1102050645 is an apocalyptic number.

1102050645 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1102050645 is a deficient number, since it is larger than the sum of its proper divisors (667255467).

1102050645 is a wasteful number, since it uses less digits than its factorization.

1102050645 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 251052.

The product of its (nonzero) digits is 1200, while the sum is 24.

The square root of 1102050645 is about 33197.1481455862. The cubic root of 1102050645 is about 1032.9211839405.

Adding to 1102050645 its reverse (5460502011), we get a palindrome (6562552656).

The spelling of 1102050645 in words is "one billion, one hundred two million, fifty thousand, six hundred forty-five".