1072863195 has 16 divisors (see below), whose sum is σ = 1758449952. Its totient is φ = 558237440.

The previous prime is 1072863173. The next prime is 1072863199. The reversal of 1072863195 is 5913682701.

It is not a de Polignac number, because 1072863195 - 2⁵ = 1072863163 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1072863199) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 871632 + ... + 872861.

It is an arithmetic number, because the mean of its divisors is an integer number (109903122).

Almost surely, 2^1072863195 is an apocalyptic number.

1072863195 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1072863195 is a deficient number, since it is larger than the sum of its proper divisors (685586757).

1072863195 is a wasteful number, since it uses less digits than its factorization.

1072863195 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1744542.

The product of its (nonzero) digits is 90720, while the sum is 42.

The square root of 1072863195 is about 32754.5904416465. The cubic root of 1072863195 is about 1023.7206151435.

The spelling of 1072863195 in words is "one billion, seventy-two million, eight hundred sixty-three thousand, one hundred ninety-five".