1012141197 has 32 divisors (see below), whose sum is σ = 1582329600. Its totient is φ = 638136576.

The previous prime is 1012141157. The next prime is 1012141213. The reversal of 1012141197 is 7911412101.

It is not a de Polignac number, because 1012141197 - 2⁷ = 1012141069 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a self number, because there is not a number n which added to its sum of digits gives 1012141197.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1012141147) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 46113 + ... + 64425.

It is an arithmetic number, because the mean of its divisors is an integer number (49447800).

Almost surely, 2^1012141197 is an apocalyptic number.

It is an amenable number.

1012141197 is a deficient number, since it is larger than the sum of its proper divisors (570188403).

1012141197 is a wasteful number, since it uses less digits than its factorization.

1012141197 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18434 (or 18428 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 27.

The square root of 1012141197 is about 31814.1666086038. The cubic root of 1012141197 is about 1004.0307965162.

Adding to 1012141197 its reverse (7911412101), we get a palindrome (8923553298).

The spelling of 1012141197 in words is "one billion, twelve million, one hundred forty-one thousand, one hundred ninety-seven".