1045133551 has 16 divisors (see below), whose sum is σ = 1371605760. Its totient is φ = 771526080.

The previous prime is 1045133549. The next prime is 1045133563. The reversal of 1045133551 is 1553315401.

It is a cyclic number.

It is not a de Polignac number, because 1045133551 - 2¹ = 1045133549 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045133251) 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, 355726 + ... + 358651.

It is an arithmetic number, because the mean of its divisors is an integer number (85725360).

Almost surely, 2^1045133551 is an apocalyptic number.

1045133551 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1045133551 is a deficient number, since it is larger than the sum of its proper divisors (326472209).

1045133551 is a wasteful number, since it uses less digits than its factorization.

1045133551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 714414.

The product of its (nonzero) digits is 4500, while the sum is 28.

The square root of 1045133551 is about 32328.5253452736. The cubic root of 1045133551 is about 1014.8236894369.

Adding to 1045133551 its reverse (1553315401), we get a palindrome (2598448952).

The spelling of 1045133551 in words is "one billion, forty-five million, one hundred thirty-three thousand, five hundred fifty-one".