1010401565 has 8 divisors (see below), whose sum is σ = 1212753408. Its totient is φ = 808140240.

The previous prime is 1010401529. The next prime is 1010401577. The reversal of 1010401565 is 5651040101.

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

It is not a de Polignac number, because 1010401565 - 2¹⁸ = 1010139421 is a prime.

It is a super-2 number, since 2×1010401565² = 2041822645108898450, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 1010401565.

It is a congruent number.

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, 5000 + ... + 45230.

It is an arithmetic number, because the mean of its divisors is an integer number (151594176).

Almost surely, 2^1010401565 is an apocalyptic number.

It is an amenable number.

1010401565 is a deficient number, since it is larger than the sum of its proper divisors (202351843).

1010401565 is an equidigital number, since it uses as much as digits as its factorization.

1010401565 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45259.

The product of its (nonzero) digits is 600, while the sum is 23.

The square root of 1010401565 is about 31786.8143260692. The cubic root of 1010401565 is about 1003.4552359277.

Adding to 1010401565 its reverse (5651040101), we get a palindrome (6661441666).

The spelling of 1010401565 in words is "one billion, ten million, four hundred one thousand, five hundred sixty-five".