1542240755 has 32 divisors (see below), whose sum is σ = 2045772288. Its totient is φ = 1106809600.

The previous prime is 1542240719. The next prime is 1542240761. The reversal of 1542240755 is 5570422451.

It is not a de Polignac number, because 1542240755 - 2⁶ = 1542240691 is a prime.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2959895 + ... + 2960415.

It is an arithmetic number, because the mean of its divisors is an integer number (63930384).

Almost surely, 2^1542240755 is an apocalyptic number.

1542240755 is a deficient number, since it is larger than the sum of its proper divisors (503531533).

1542240755 is a wasteful number, since it uses less digits than its factorization.

1542240755 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1147.

The product of its (nonzero) digits is 56000, while the sum is 35.

The square root of 1542240755 is about 39271.3732252897. The cubic root of 1542240755 is about 1155.3601707772.

The spelling of 1542240755 in words is "one billion, five hundred forty-two million, two hundred forty thousand, seven hundred fifty-five".