1003427699155 has 48 divisors (see below), whose sum is σ = 1399032492480. Its totient is φ = 676789910784.

The previous prime is 1003427699137. The next prime is 1003427699171. The reversal of 1003427699155 is 5519967243001.

It is not a de Polignac number, because 1003427699155 - 2²⁷ = 1003293481427 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 58750477 + ... + 58767553.

It is an arithmetic number, because the mean of its divisors is an integer number (29146510260).

Almost surely, 2^{1003427699155} is an apocalyptic number.

1003427699155 is a deficient number, since it is larger than the sum of its proper divisors (395604793325).

1003427699155 is an equidigital number, since it uses as much as digits as its factorization.

1003427699155 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17516 (or 17437 counting only the distinct ones).

The product of its (nonzero) digits is 2041200, while the sum is 52.

The spelling of 1003427699155 in words is "one trillion, three billion, four hundred twenty-seven million, six hundred ninety-nine thousand, one hundred fifty-five".