1026261763 has 8 divisors (see below), whose sum is σ = 1143821520. Its totient is φ = 915056640.

The previous prime is 1026261757. The next prime is 1026261767. The reversal of 1026261763 is 3671626201.

It is a happy number.

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 1026261763 - 2¹⁷ = 1026130691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1026261767) 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, 1588318 + ... + 1588963.

It is an arithmetic number, because the mean of its divisors is an integer number (142977690).

Almost surely, 2^1026261763 is an apocalyptic number.

1026261763 is a deficient number, since it is larger than the sum of its proper divisors (117559757).

1026261763 is a wasteful number, since it uses less digits than its factorization.

1026261763 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3177317.

The product of its (nonzero) digits is 18144, while the sum is 34.

The square root of 1026261763 is about 32035.3205540385. The cubic root of 1026261763 is about 1008.6783887003.

Adding to 1026261763 its reverse (3671626201), we get a palindrome (4697887964).

The spelling of 1026261763 in words is "one billion, twenty-six million, two hundred sixty-one thousand, seven hundred sixty-three".