1145100102 has 32 divisors (see below), whose sum is σ = 2333575680. Its totient is φ = 374531040.

The previous prime is 1145100101. The next prime is 1145100133. The reversal of 1145100102 is 2010015411.

It is a happy number.

It is a super-2 number, since 2×1145100102² = 2622508487200820808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1145100101) 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, 69852 + ... + 84672.

It is an arithmetic number, because the mean of its divisors is an integer number (72924240).

Almost surely, 2^1145100102 is an apocalyptic number.

1145100102 is an abundant number, since it is smaller than the sum of its proper divisors (1188475578).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1145100102 is a wasteful number, since it uses less digits than its factorization.

1145100102 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15068.

The product of its (nonzero) digits is 40, while the sum is 15.

The square root of 1145100102 is about 33839.3277415495. The cubic root of 1145100102 is about 1046.1994429507.

Adding to 1145100102 its reverse (2010015411), we get a palindrome (3155115513).

The spelling of 1145100102 in words is "one billion, one hundred forty-five million, one hundred thousand, one hundred two".