1451511130203 has 16 divisors (see below), whose sum is σ = 2276880204960. Its totient is φ = 910752081408.

The previous prime is 1451511130189. The next prime is 1451511130261. The reversal of 1451511130203 is 3020311151541.

1451511130203 is a `hidden beast` number, since 1 + 4 + 515 + 11 + 130 + 2 + 0 + 3 = 666.

It is not a de Polignac number, because 1451511130203 - 2¹³ = 1451511122011 is a prime.

It is a super-2 number, since 2×1451511130203² (a number of 25 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (1451511130283) 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, 1581166350 + ... + 1581167267.

It is an arithmetic number, because the mean of its divisors is an integer number (142305012810).

Almost surely, 2^{1451511130203} is an apocalyptic number.

1451511130203 is a deficient number, since it is larger than the sum of its proper divisors (825369074757).

1451511130203 is a wasteful number, since it uses less digits than its factorization.

1451511130203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3162333643 (or 3162333637 counting only the distinct ones).

The product of its (nonzero) digits is 1800, while the sum is 27.

Adding to 1451511130203 its reverse (3020311151541), we get a palindrome (4471822281744).

The spelling of 1451511130203 in words is "one trillion, four hundred fifty-one billion, five hundred eleven million, one hundred thirty thousand, two hundred three".