10120404531437 has 2 divisors, whose sum is σ = 10120404531438. Its totient is φ = 10120404531436.

The previous prime is 10120404531407. The next prime is 10120404531491. The reversal of 10120404531437 is 73413540402101.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 6886787784361 + 3233616747076 = 2624269^2 + 1798226^2 .

It is a cyclic number.

It is not a de Polignac number, because 10120404531437 - 2¹⁸ = 10120404269293 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 10120404531397 and 10120404531406.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (10120404531407) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5060202265718 + 5060202265719.

It is an arithmetic number, because the mean of its divisors is an integer number (5060202265719).

Almost surely, 2^{10120404531437} is an apocalyptic number.

It is an amenable number.

10120404531437 is a deficient number, since it is larger than the sum of its proper divisors (1).

10120404531437 is an equidigital number, since it uses as much as digits as its factorization.

10120404531437 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 40320, while the sum is 35.

Adding to 10120404531437 its reverse (73413540402101), we get a palindrome (83533944933538).

The spelling of 10120404531437 in words is "ten trillion, one hundred twenty billion, four hundred four million, five hundred thirty-one thousand, four hundred thirty-seven".