101343457 has 4 divisors (see below), whose sum is σ = 101965360. Its totient is φ = 100721556.

The previous prime is 101343391. The next prime is 101343461. The reversal of 101343457 is 754343101.

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.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-101343457 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (101143457) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 310707 + ... + 311032.

It is an arithmetic number, because the mean of its divisors is an integer number (25491340).

Almost surely, 2^101343457 is an apocalyptic number.

It is an amenable number.

101343457 is a deficient number, since it is larger than the sum of its proper divisors (621903).

101343457 is an equidigital number, since it uses as much as digits as its factorization.

101343457 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 621902.

The product of its (nonzero) digits is 5040, while the sum is 28.

The square root of 101343457 is about 10066.9487432886. The cubic root of 101343457 is about 466.2282355607.

Adding to 101343457 its reverse (754343101), we get a palindrome (855686558).

The spelling of 101343457 in words is "one hundred one million, three hundred forty-three thousand, four hundred fifty-seven".