1063902257 has 8 divisors (see below), whose sum is σ = 1160989632. Its totient is φ = 966876400.

The previous prime is 1063902251. The next prime is 1063902289. The reversal of 1063902257 is 7522093601.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1063902257 - 2¹⁰ = 1063901233 is a prime.

It is a super-3 number, since 3×1063902257³ (a number of 28 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is not an unprimeable number, because it can be changed into a prime (1063902251) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 25532 + ... + 52722.

It is an arithmetic number, because the mean of its divisors is an integer number (145123704).

Almost surely, 2^1063902257 is an apocalyptic number.

It is an amenable number.

1063902257 is a deficient number, since it is larger than the sum of its proper divisors (97087375).

1063902257 is a wasteful number, since it uses less digits than its factorization.

1063902257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30759.

The product of its (nonzero) digits is 22680, while the sum is 35.

The square root of 1063902257 is about 32617.5145742284. The cubic root of 1063902257 is about 1020.8624824100.

Adding to 1063902257 its reverse (7522093601), we get a palindrome (8585995858).

The spelling of 1063902257 in words is "one billion, sixty-three million, nine hundred two thousand, two hundred fifty-seven".