1351633753123 has 2 divisors, whose sum is σ = 1351633753124. Its totient is φ = 1351633753122.

The previous prime is 1351633753103. The next prime is 1351633753139. The reversal of 1351633753123 is 3213573361531.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 1351633753123 - 2³³ = 1343043818531 is a prime.

It is a super-3 number, since 3×1351633753123³ (a number of 37 digits) contains 333 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1351633753123.

It is not a weakly prime, because it can be changed into another prime (1351633753103) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 675816876561 + 675816876562.

It is an arithmetic number, because the mean of its divisors is an integer number (675816876562).

Almost surely, 2^{1351633753123} is an apocalyptic number.

1351633753123 is a deficient number, since it is larger than the sum of its proper divisors (1).

1351633753123 is an equidigital number, since it uses as much as digits as its factorization.

1351633753123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 510300, while the sum is 43.

The spelling of 1351633753123 in words is "one trillion, three hundred fifty-one billion, six hundred thirty-three million, seven hundred fifty-three thousand, one hundred twenty-three".