1254755142 has 48 divisors (see below), whose sum is σ = 2881917792. Its totient is φ = 393189120.

The previous prime is 1254755107. The next prime is 1254755221. The reversal of 1254755142 is 2415574521.

1254755142 is a `hidden beast` number, since 1 + 25 + 47 + 551 + 42 = 666.

It is a junction number, because it is equal to n+sod(n) for n = 1254755097 and 1254755106.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 339967 + ... + 343637.

It is an arithmetic number, because the mean of its divisors is an integer number (60039954).

Almost surely, 2^1254755142 is an apocalyptic number.

1254755142 is an abundant number, since it is smaller than the sum of its proper divisors (1627162650).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1254755142 is a wasteful number, since it uses less digits than its factorization.

1254755142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4813 (or 4810 counting only the distinct ones).

The product of its digits is 56000, while the sum is 36.

The square root of 1254755142 is about 35422.5230891307. The cubic root of 1254755142 is about 1078.5815689720.

The spelling of 1254755142 in words is "one billion, two hundred fifty-four million, seven hundred fifty-five thousand, one hundred forty-two".