1012534161771 has 32 divisors (see below), whose sum is σ = 1489783067136. Its totient is φ = 606611808000.

The previous prime is 1012534161767. The next prime is 1012534161797. The reversal of 1012534161771 is 1771614352101.

It is a happy number.

It is not a de Polignac number, because 1012534161771 - 2² = 1012534161767 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1012534161071) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 489951 + ... + 1505031.

It is an arithmetic number, because the mean of its divisors is an integer number (46555720848).

Almost surely, 2^{1012534161771} is an apocalyptic number.

1012534161771 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

1012534161771 is a deficient number, since it is larger than the sum of its proper divisors (477248905365).

1012534161771 is a wasteful number, since it uses less digits than its factorization.

1012534161771 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1015443.

The product of its (nonzero) digits is 35280, while the sum is 39.

The spelling of 1012534161771 in words is "one trillion, twelve billion, five hundred thirty-four million, one hundred sixty-one thousand, seven hundred seventy-one".