75138948114311 has 2 divisors, whose sum is σ = 75138948114312. Its totient is φ = 75138948114310.

The previous prime is 75138948114299. The next prime is 75138948114367. The reversal of 75138948114311 is 11341184983157.

It is a happy number.

It is an a-pointer prime, because the next prime (75138948114367) can be obtained adding 75138948114311 to its sum of digits (56).

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 75138948114311 - 2⁶ = 75138948114247 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75138948114371) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37569474057155 + 37569474057156.

It is an arithmetic number, because the mean of its divisors is an integer number (37569474057156).

Almost surely, 2^{75138948114311} is an apocalyptic number.

75138948114311 is a deficient number, since it is larger than the sum of its proper divisors (1).

75138948114311 is an equidigital number, since it uses as much as digits as its factorization.

75138948114311 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2903040, while the sum is 56.

The spelling of 75138948114311 in words is "seventy-five trillion, one hundred thirty-eight billion, nine hundred forty-eight million, one hundred fourteen thousand, three hundred eleven".