1051665022 has 4 divisors (see below), whose sum is σ = 1577497536. Its totient is φ = 525832510.

The previous prime is 1051665007. The next prime is 1051665037. The reversal of 1051665022 is 2205661501.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (1051665007) and next prime (1051665037).

It is a super-2 number, since 2×1051665022² = 2211998636996520968, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 262916254 + ... + 262916257.

It is an arithmetic number, because the mean of its divisors is an integer number (394374384).

Almost surely, 2^1051665022 is an apocalyptic number.

1051665022 is a deficient number, since it is larger than the sum of its proper divisors (525832514).

1051665022 is an equidigital number, since it uses as much as digits as its factorization.

1051665022 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 525832513.

The product of its (nonzero) digits is 3600, while the sum is 28.

The square root of 1051665022 is about 32429.3851622259. The cubic root of 1051665022 is about 1016.9333182615.

The spelling of 1051665022 in words is "one billion, fifty-one million, six hundred sixty-five thousand, twenty-two".