1059640377 has 4 divisors (see below), whose sum is σ = 1412853840. Its totient is φ = 706426916.

The previous prime is 1059640349. The next prime is 1059640391. The reversal of 1059640377 is 7730469501.

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, and also an emirpimes, since its reverse is a distinct semiprime: 7730469501 = 3 ⋅2576823167.

It is a cyclic number.

It is not a de Polignac number, because 1059640377 - 2⁷ = 1059640249 is a prime.

It is a super-2 number, since 2×1059640377² = 2245675457137404258, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1059640877) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 176606727 + ... + 176606732.

It is an arithmetic number, because the mean of its divisors is an integer number (353213460).

Almost surely, 2^1059640377 is an apocalyptic number.

It is an amenable number.

1059640377 is a deficient number, since it is larger than the sum of its proper divisors (353213463).

1059640377 is an equidigital number, since it uses as much as digits as its factorization.

1059640377 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 353213462.

The product of its (nonzero) digits is 158760, while the sum is 42.

The square root of 1059640377 is about 32552.1178573684. The cubic root of 1059640377 is about 1019.4975023917.

The spelling of 1059640377 in words is "one billion, fifty-nine million, six hundred forty thousand, three hundred seventy-seven".