1041878697 has 4 divisors (see below), whose sum is σ = 1389171600. Its totient is φ = 694585796.

The previous prime is 1041878687. The next prime is 1041878701. The reversal of 1041878697 is 7968781401.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 1041878697 - 2⁷ = 1041878569 is a prime.

It is a super-2 number, since 2×1041878697² = 2171022438524835618, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1041878687) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 173646447 + ... + 173646452.

It is an arithmetic number, because the mean of its divisors is an integer number (347292900).

Almost surely, 2^1041878697 is an apocalyptic number.

It is an amenable number.

1041878697 is a deficient number, since it is larger than the sum of its proper divisors (347292903).

1041878697 is an equidigital number, since it uses as much as digits as its factorization.

1041878697 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 347292902.

The product of its (nonzero) digits is 677376, while the sum is 51.

The square root of 1041878697 is about 32278.1458110592. The cubic root of 1041878697 is about 1013.7691071997.

The spelling of 1041878697 in words is "one billion, forty-one million, eight hundred seventy-eight thousand, six hundred ninety-seven".