1351234251003 has 128 divisors (see below), whose sum is σ = 2332629024768. Its totient is φ = 676225718784.

The previous prime is 1351234251001. The next prime is 1351234251013. The reversal of 1351234251003 is 3001524321531.

It is not a de Polignac number, because 1351234251003 - 2¹ = 1351234251001 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1351234251001) by changing a digit.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 699033825 + ... + 699035757.

It is an arithmetic number, because the mean of its divisors is an integer number (18223664256).

Almost surely, 2^{1351234251003} is an apocalyptic number.

1351234251003 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

1351234251003 is a deficient number, since it is larger than the sum of its proper divisors (981394773765).

1351234251003 is a wasteful number, since it uses less digits than its factorization.

1351234251003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2825.

The product of its (nonzero) digits is 10800, while the sum is 30.

Adding to 1351234251003 its reverse (3001524321531), we get a palindrome (4352758572534).

The spelling of 1351234251003 in words is "one trillion, three hundred fifty-one billion, two hundred thirty-four million, two hundred fifty-one thousand, three".