1051434513525 has 24 divisors (see below), whose sum is σ = 1896405524064. Its totient is φ = 509786430400.

The previous prime is 1051434513511. The next prime is 1051434513583. The reversal of 1051434513525 is 5253154341501.

It is not a de Polignac number, because 1051434513525 - 2⁶ = 1051434513461 is a prime.

It is a super-2 number, since 2×1051434513525² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 637232214 + ... + 637233863.

It is an arithmetic number, because the mean of its divisors is an integer number (79016896836).

Almost surely, 2^{1051434513525} is an apocalyptic number.

1051434513525 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1051434513525 is a deficient number, since it is larger than the sum of its proper divisors (844971010539).

1051434513525 is a wasteful number, since it uses less digits than its factorization.

1051434513525 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1274466101 (or 1274466096 counting only the distinct ones).

The product of its (nonzero) digits is 180000, while the sum is 39.

The spelling of 1051434513525 in words is "one trillion, fifty-one billion, four hundred thirty-four million, five hundred thirteen thousand, five hundred twenty-five".