75037400101 has 2 divisors, whose sum is σ = 75037400102. Its totient is φ = 75037400100.

The previous prime is 75037400099. The next prime is 75037400147. The reversal of 75037400101 is 10100473057.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 71702915076 + 3334485025 = 267774^2 + 57745^2 .

It is an emirp because it is prime and its reverse (10100473057) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 75037400101 - 2¹ = 75037400099 is a prime.

It is a super-2 number, since 2×75037400101² (a number of 23 digits) contains 22 as substring.

Together with 75037400099, it forms a pair of twin primes.

It is a self number, because there is not a number n which added to its sum of digits gives 75037400101.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (75037400401) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 37518700050 + 37518700051.

It is an arithmetic number, because the mean of its divisors is an integer number (37518700051).

Almost surely, 2^75037400101 is an apocalyptic number.

It is an amenable number.

75037400101 is a deficient number, since it is larger than the sum of its proper divisors (1).

75037400101 is an equidigital number, since it uses as much as digits as its factorization.

75037400101 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2940, while the sum is 28.

Adding to 75037400101 its reverse (10100473057), we get a palindrome (85137873158).

The spelling of 75037400101 in words is "seventy-five billion, thirty-seven million, four hundred thousand, one hundred one".