101339437 has 4 divisors (see below), whose sum is σ = 101520000. Its totient is φ = 101158876.

The previous prime is 101339387. The next prime is 101339471. The reversal of 101339437 is 734933101.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 734933101 = 7 ⋅104990443.

It is a cyclic number.

It is not a de Polignac number, because 101339437 - 2¹¹ = 101337389 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 101339399 and 101339408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (101339477) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 89437 + ... + 90562.

It is an arithmetic number, because the mean of its divisors is an integer number (25380000).

Almost surely, 2^101339437 is an apocalyptic number.

It is an amenable number.

101339437 is a deficient number, since it is larger than the sum of its proper divisors (180563).

101339437 is an equidigital number, since it uses as much as digits as its factorization.

101339437 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 180562.

The product of its (nonzero) digits is 6804, while the sum is 31.

The square root of 101339437 is about 10066.7490780291. The cubic root of 101339437 is about 466.2220708401. Note that the first 3 decimals are identical.

The spelling of 101339437 in words is "one hundred one million, three hundred thirty-nine thousand, four hundred thirty-seven".