1416550709 has 4 divisors (see below), whose sum is σ = 1618915104. Its totient is φ = 1214186316.

The previous prime is 1416550699. The next prime is 1416550717. The reversal of 1416550709 is 9070556141.

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: 9070556141 = 3449 ⋅2629909.

It is not a de Polignac number, because 1416550709 - 2⁴ = 1416550693 is a prime.

It is a super-2 number, since 2×1416550709² = 4013231822336805362, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1416550739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 101182187 + ... + 101182200.

It is an arithmetic number, because the mean of its divisors is an integer number (404728776).

Almost surely, 2^1416550709 is an apocalyptic number.

It is an amenable number.

1416550709 is a deficient number, since it is larger than the sum of its proper divisors (202364395).

1416550709 is an equidigital number, since it uses as much as digits as its factorization.

1416550709 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 202364394.

The product of its (nonzero) digits is 37800, while the sum is 38.

The square root of 1416550709 is about 37637.0921963958. The cubic root of 1416550709 is about 1123.0800395034.

The spelling of 1416550709 in words is "one billion, four hundred sixteen million, five hundred fifty thousand, seven hundred nine".