1034155112531 has 4 divisors (see below), whose sum is σ = 1088584329000. Its totient is φ = 979725896064.

The previous prime is 1034155112513. The next prime is 1034155112537. The reversal of 1034155112531 is 1352115514301.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 1034155112531 - 2¹⁴ = 1034155096147 is a prime.

It is a super-2 number, since 2×1034155112531² (a number of 25 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1034155112537) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27214608206 + ... + 27214608243.

It is an arithmetic number, because the mean of its divisors is an integer number (272146082250).

Almost surely, 2^{1034155112531} is an apocalyptic number.

1034155112531 is a deficient number, since it is larger than the sum of its proper divisors (54429216469).

1034155112531 is an equidigital number, since it uses as much as digits as its factorization.

1034155112531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54429216468.

The product of its (nonzero) digits is 9000, while the sum is 32.

The spelling of 1034155112531 in words is "one trillion, thirty-four billion, one hundred fifty-five million, one hundred twelve thousand, five hundred thirty-one".