1077752145 has 16 divisors (see below), whose sum is σ = 1825839360. Its totient is φ = 540989184.

The previous prime is 1077752063. The next prime is 1077752149. The reversal of 1077752145 is 5412577701.

It is a happy number.

It is not a de Polignac number, because 1077752145 - 2¹⁶ = 1077686609 is a prime.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1077752149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2112985 + ... + 2113494.

It is an arithmetic number, because the mean of its divisors is an integer number (114114960).

Almost surely, 2^1077752145 is an apocalyptic number.

1077752145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1077752145 is a deficient number, since it is larger than the sum of its proper divisors (748087215).

1077752145 is a wasteful number, since it uses less digits than its factorization.

1077752145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4226504.

The product of its (nonzero) digits is 68600, while the sum is 39.

The square root of 1077752145 is about 32829.1356115265. The cubic root of 1077752145 is about 1025.2732628551.

The spelling of 1077752145 in words is "one billion, seventy-seven million, seven hundred fifty-two thousand, one hundred forty-five".