1485187755 has 16 divisors (see below), whose sum is σ = 2406382080. Its totient is φ = 782072928.

The previous prime is 1485187751. The next prime is 1485187789. The reversal of 1485187755 is 5577815841.

It is a happy number.

It is not a de Polignac number, because 1485187755 - 2² = 1485187751 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1485187698 and 1485187707.

It is not an unprimeable number, because it can be changed into a prime (1485187751) 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, 625477 + ... + 627846.

It is an arithmetic number, because the mean of its divisors is an integer number (150398880).

Almost surely, 2^1485187755 is an apocalyptic number.

1485187755 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1485187755 is a deficient number, since it is larger than the sum of its proper divisors (921194325).

1485187755 is a wasteful number, since it uses less digits than its factorization.

1485187755 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1253410.

The product of its digits is 1568000, while the sum is 51.

The square root of 1485187755 is about 38538.1337768190. The cubic root of 1485187755 is about 1140.9338185819.

The spelling of 1485187755 in words is "one billion, four hundred eighty-five million, one hundred eighty-seven thousand, seven hundred fifty-five".