1011252303045 has 24 divisors (see below), whose sum is σ = 1752875051616. Its totient is φ = 539322953568.

The previous prime is 1011252303043. The next prime is 1011252303067. The reversal of 1011252303045 is 5403032521101.

1011252303045 is a `hidden beast` number, since 1 + 0 + 1 + 125 + 230 + 304 + 5 = 666.

It is not a de Polignac number, because 1011252303045 - 2¹ = 1011252303043 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1011252303043) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2127214 + ... + 2558816.

It is an arithmetic number, because the mean of its divisors is an integer number (73036460484).

Almost surely, 2^{1011252303045} is an apocalyptic number.

1011252303045 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1011252303045 is a deficient number, since it is larger than the sum of its proper divisors (741622748571).

1011252303045 is a wasteful number, since it uses less digits than its factorization.

1011252303045 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483681 (or 483678 counting only the distinct ones).

The product of its (nonzero) digits is 3600, while the sum is 27.

Adding to 1011252303045 its reverse (5403032521101), we get a palindrome (6414284824146).

The spelling of 1011252303045 in words is "one trillion, eleven billion, two hundred fifty-two million, three hundred three thousand, forty-five".