37499951123 has 2 divisors, whose sum is σ = 37499951124. Its totient is φ = 37499951122.

The previous prime is 37499951101. The next prime is 37499951161. The reversal of 37499951123 is 32115999473.

37499951123 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 37499951123 - 2²² = 37495756819 is a prime.

It is a super-2 number, since 2×37499951123² (a number of 22 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (37499951323) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18749975561 + 18749975562.

It is an arithmetic number, because the mean of its divisors is an integer number (18749975562).

Almost surely, 2^37499951123 is an apocalyptic number.

37499951123 is a deficient number, since it is larger than the sum of its proper divisors (1).

37499951123 is an equidigital number, since it uses as much as digits as its factorization.

37499951123 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1837080, while the sum is 53.

The spelling of 37499951123 in words is "thirty-seven billion, four hundred ninety-nine million, nine hundred fifty-one thousand, one hundred twenty-three".