1045203130551 has 8 divisors (see below), whose sum is σ = 1397242828800. Its totient is φ = 694982759672.

The previous prime is 1045203130549. The next prime is 1045203130561. The reversal of 1045203130551 is 1550313025401.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1045203130551 - 2¹ = 1045203130549 is a prime.

It is a super-2 number, since 2×1045203130551² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1045203130541) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 454830501 + ... + 454832798.

It is an arithmetic number, because the mean of its divisors is an integer number (174655353600).

Almost surely, 2^{1045203130551} is an apocalyptic number.

1045203130551 is a deficient number, since it is larger than the sum of its proper divisors (352039698249).

1045203130551 is an equidigital number, since it uses as much as digits as its factorization.

1045203130551 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 909663685.

The product of its (nonzero) digits is 9000, while the sum is 30.

Adding to 1045203130551 its reverse (1550313025401), we get a palindrome (2595516155952).

The spelling of 1045203130551 in words is "one trillion, forty-five billion, two hundred three million, one hundred thirty thousand, five hundred fifty-one".