106997542 has 4 divisors (see below), whose sum is σ = 160496316. Its totient is φ = 53498770.

The previous prime is 106997537. The next prime is 106997549. The reversal of 106997542 is 245799601.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×106997542² = 22896947988083528, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (106997549) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26749384 + ... + 26749387.

It is an arithmetic number, because the mean of its divisors is an integer number (40124079).

Almost surely, 2^106997542 is an apocalyptic number.

106997542 is a deficient number, since it is larger than the sum of its proper divisors (53498774).

106997542 is an equidigital number, since it uses as much as digits as its factorization.

106997542 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53498773.

The product of its (nonzero) digits is 136080, while the sum is 43.

The square root of 106997542 is about 10343.9616201918. The cubic root of 106997542 is about 474.7423045425.

The spelling of 106997542 in words is "one hundred six million, nine hundred ninety-seven thousand, five hundred forty-two".