1145513104 has 20 divisors (see below), whose sum is σ = 2273565420. Its totient is φ = 558786560.

The previous prime is 1145513101. The next prime is 1145513107. The reversal of 1145513104 is 4013155411.

It is an interprime number because it is at equal distance from previous prime (1145513101) and next prime (1145513107).

It can be written as a sum of positive squares in 2 ways, for example, as 508051600 + 637461504 = 22540^2 + 25248^2 .

It is not an unprimeable number, because it can be changed into a prime (1145513101) 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, 872449 + ... + 873760.

It is an arithmetic number, because the mean of its divisors is an integer number (113678271).

Almost surely, 2^1145513104 is an apocalyptic number.

It is an amenable number.

1145513104 is a deficient number, since it is larger than the sum of its proper divisors (1128052316).

1145513104 is a wasteful number, since it uses less digits than its factorization.

1145513104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1746258 (or 1746252 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 25.

The square root of 1145513104 is about 33845.4295880552. The cubic root of 1145513104 is about 1046.3252050349.

Adding to 1145513104 its reverse (4013155411), we get a palindrome (5158668515).

The spelling of 1145513104 in words is "one billion, one hundred forty-five million, five hundred thirteen thousand, one hundred four".