1071077740 has 24 divisors (see below), whose sum is σ = 2287388880. Its totient is φ = 421169088.

The previous prime is 1071077729. The next prime is 1071077753. The reversal of 1071077740 is 477701701.

It is a super-2 number, since 2×1071077740² = 2294415050247015200, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1071077696 and 1071077705.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 452667 + ... + 455026.

It is an arithmetic number, because the mean of its divisors is an integer number (95307870).

Almost surely, 2^1071077740 is an apocalyptic number.

1071077740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1071077740 is an abundant number, since it is smaller than the sum of its proper divisors (1216311140).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1071077740 is a wasteful number, since it uses less digits than its factorization.

1071077740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 907761 (or 907759 counting only the distinct ones).

The product of its (nonzero) digits is 9604, while the sum is 34.

The square root of 1071077740 is about 32727.3240580406. The cubic root of 1071077740 is about 1023.1524091252.

The spelling of 1071077740 in words is "one billion, seventy-one million, seventy-seven thousand, seven hundred forty".