1552403102003 has 32 divisors (see below), whose sum is σ = 1720159913472. Its totient is φ = 1391931475200.

The previous prime is 1552403101933. The next prime is 1552403102017. The reversal of 1552403102003 is 3002013042551.

It is a happy number.

It is not a de Polignac number, because 1552403102003 - 2²² = 1552398907699 is a prime.

It is a super-2 number, since 2×1552403102003² (a number of 25 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1552403102083) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 174678026 + ... + 174686912.

It is an arithmetic number, because the mean of its divisors is an integer number (53754997296).

Almost surely, 2^{1552403102003} is an apocalyptic number.

1552403102003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1552403102003 is a deficient number, since it is larger than the sum of its proper divisors (167756811469).

1552403102003 is a wasteful number, since it uses less digits than its factorization.

1552403102003 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10635.

The product of its (nonzero) digits is 3600, while the sum is 26.

Adding to 1552403102003 its reverse (3002013042551), we get a palindrome (4554416144554).

The spelling of 1552403102003 in words is "one trillion, five hundred fifty-two billion, four hundred three million, one hundred two thousand, three".