1151142514545 has 16 divisors (see below), whose sum is σ = 1843066679040. Its totient is φ = 613529789184.

The previous prime is 1151142514523. The next prime is 1151142514547. The reversal of 1151142514545 is 5454152411511.

It is not a de Polignac number, because 1151142514545 - 2¹⁸ = 1151142252401 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1151142514547) 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, 25782280 + ... + 25826889.

It is an arithmetic number, because the mean of its divisors is an integer number (115191667440).

Almost surely, 2^{1151142514545} is an apocalyptic number.

1151142514545 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1151142514545 is a deficient number, since it is larger than the sum of its proper divisors (691924164495).

1151142514545 is a wasteful number, since it uses less digits than its factorization.

1151142514545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 51610664.

The product of its digits is 80000, while the sum is 39.

The spelling of 1151142514545 in words is "one trillion, one hundred fifty-one billion, one hundred forty-two million, five hundred fourteen thousand, five hundred forty-five".