1274040055 has 16 divisors (see below), whose sum is σ = 1572926400. Its totient is φ = 989943552.

The previous prime is 1274040049. The next prime is 1274040101. The reversal of 1274040055 is 5500404721.

It is a cyclic number.

It is not a de Polignac number, because 1274040055 - 2²³ = 1265651447 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 105067 + ... + 116563.

It is an arithmetic number, because the mean of its divisors is an integer number (98307900).

Almost surely, 2^1274040055 is an apocalyptic number.

1274040055 is a deficient number, since it is larger than the sum of its proper divisors (298886345).

1274040055 is a wasteful number, since it uses less digits than its factorization.

1274040055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12138.

The product of its (nonzero) digits is 5600, while the sum is 28.

The square root of 1274040055 is about 35693.6976930102. The cubic root of 1274040055 is about 1084.0792389415.

Adding to 1274040055 its reverse (5500404721), we get a palindrome (6774444776).

The spelling of 1274040055 in words is "one billion, two hundred seventy-four million, forty thousand, fifty-five".