1503130433381 has 2 divisors, whose sum is σ = 1503130433382. Its totient is φ = 1503130433380.

The previous prime is 1503130433353. The next prime is 1503130433429. The reversal of 1503130433381 is 1833340313051.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 856441044481 + 646689388900 = 925441^2 + 804170^2 .

It is a cyclic number.

It is not a de Polignac number, because 1503130433381 - 2⁶ = 1503130433317 is a prime.

It is a super-2 number, since 2×1503130433381² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1503130433081) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 751565216690 + 751565216691.

It is an arithmetic number, because the mean of its divisors is an integer number (751565216691).

Almost surely, 2^{1503130433381} is an apocalyptic number.

It is an amenable number.

1503130433381 is a deficient number, since it is larger than the sum of its proper divisors (1).

1503130433381 is an equidigital number, since it uses as much as digits as its factorization.

1503130433381 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 38880, while the sum is 35.

The spelling of 1503130433381 in words is "one trillion, five hundred three billion, one hundred thirty million, four hundred thirty-three thousand, three hundred eighty-one".