1031402055 has 8 divisors (see below), whose sum is σ = 1650243312. Its totient is φ = 550081088.

The previous prime is 1031402033. The next prime is 1031402077. The reversal of 1031402055 is 5502041301.

It is an interprime number because it is at equal distance from previous prime (1031402033) and next prime (1031402077).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1031402055 - 2¹² = 1031397959 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 7 ways as a sum of consecutive naturals, for example, 34380054 + ... + 34380083.

It is an arithmetic number, because the mean of its divisors is an integer number (206280414).

Almost surely, 2^1031402055 is an apocalyptic number.

1031402055 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1031402055 is a deficient number, since it is larger than the sum of its proper divisors (618841257).

1031402055 is an equidigital number, since it uses as much as digits as its factorization.

1031402055 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 68760145.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1031402055 is about 32115.4488525382. The cubic root of 1031402055 is about 1010.3596585335.

Adding to 1031402055 its reverse (5502041301), we get a palindrome (6533443356).

The spelling of 1031402055 in words is "one billion, thirty-one million, four hundred two thousand, fifty-five".