1040845077 has 12 divisors (see below), whose sum is σ = 1591880940. Its totient is φ = 653079168.

The previous prime is 1040845051. The next prime is 1040845079. The reversal of 1040845077 is 7705480401.

It can be written as a sum of positive squares in 2 ways, for example, as 476592561 + 564252516 = 21831^2 + 23754^2 .

It is not a de Polignac number, because 1040845077 - 2⁷ = 1040844949 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1040845079) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3401302 + ... + 3401607.

It is an arithmetic number, because the mean of its divisors is an integer number (132656745).

Almost surely, 2^1040845077 is an apocalyptic number.

1040845077 is a gapful number since it is divisible by the number (17) formed by its first and last digit.

It is an amenable number.

1040845077 is a deficient number, since it is larger than the sum of its proper divisors (551035863).

1040845077 is a wasteful number, since it uses less digits than its factorization.

1040845077 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6802932 (or 6802929 counting only the distinct ones).

The product of its (nonzero) digits is 31360, while the sum is 36.

The square root of 1040845077 is about 32262.1306952904. The cubic root of 1040845077 is about 1013.4337518670.

The spelling of 1040845077 in words is "one billion, forty million, eight hundred forty-five thousand, seventy-seven".