1078127292703 has 4 divisors (see below), whose sum is σ = 1078131119968. Its totient is φ = 1078123465440.

The previous prime is 1078127292677. The next prime is 1078127292757. The reversal of 1078127292703 is 3072927218701.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1078127292703 is a prime.

It is a super-2 number, since 2×1078127292703² (a number of 25 digits) contains 22 as substring.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1078127292793) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1454343 + ... + 2066728.

It is an arithmetic number, because the mean of its divisors is an integer number (269532779992).

Almost surely, 2^{1078127292703} is an apocalyptic number.

1078127292703 is a deficient number, since it is larger than the sum of its proper divisors (3827265).

1078127292703 is an equidigital number, since it uses as much as digits as its factorization.

1078127292703 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3827264.

The product of its (nonzero) digits is 592704, while the sum is 49.

The spelling of 1078127292703 in words is "one trillion, seventy-eight billion, one hundred twenty-seven million, two hundred ninety-two thousand, seven hundred three".