1151124520525 has 48 divisors (see below), whose sum is σ = 1670560505856. Its totient is φ = 770440950720.

The previous prime is 1151124520489. The next prime is 1151124520543. The reversal of 1151124520525 is 5250254211511.

It is not a de Polignac number, because 1151124520525 - 2¹³ = 1151124512333 is a prime.

It is a super-2 number, since 2×1151124520525² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2827902 + ... + 3209248.

It is an arithmetic number, because the mean of its divisors is an integer number (34803343872).

Almost surely, 2^{1151124520525} is an apocalyptic number.

It is an amenable number.

1151124520525 is a deficient number, since it is larger than the sum of its proper divisors (519435985331).

1151124520525 is a wasteful number, since it uses less digits than its factorization.

1151124520525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 381778 (or 381773 counting only the distinct ones).

The product of its (nonzero) digits is 20000, while the sum is 34.

The spelling of 1151124520525 in words is "one trillion, one hundred fifty-one billion, one hundred twenty-four million, five hundred twenty thousand, five hundred twenty-five".