1062120445 has 4 divisors (see below), whose sum is σ = 1274544540. Its totient is φ = 849696352.

The previous prime is 1062120439. The next prime is 1062120469. The reversal of 1062120445 is 5440212601.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 331931961 + 730188484 = 18219^2 + 27022^2 .

It is a cyclic number.

It is not a de Polignac number, because 1062120445 - 2²³ = 1053731837 is a prime.

It is a super-2 number, since 2×1062120445² = 2256199679373996050, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 106212040 + ... + 106212049.

It is an arithmetic number, because the mean of its divisors is an integer number (318636135).

Almost surely, 2^1062120445 is an apocalyptic number.

It is an amenable number.

1062120445 is a deficient number, since it is larger than the sum of its proper divisors (212424095).

1062120445 is an equidigital number, since it uses as much as digits as its factorization.

1062120445 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212424094.

The product of its (nonzero) digits is 1920, while the sum is 25.

The square root of 1062120445 is about 32590.1893980382. The cubic root of 1062120445 is about 1020.2922541371.

The spelling of 1062120445 in words is "one billion, sixty-two million, one hundred twenty thousand, four hundred forty-five".