125343011 has 4 divisors (see below), whose sum is σ = 125386800. Its totient is φ = 125299224.

The previous prime is 125343007. The next prime is 125343037. The reversal of 125343011 is 110343521.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 110343521 = 29 ⋅3804949.

It is a cyclic number.

It is not a de Polignac number, because 125343011 - 2² = 125343007 is a prime.

It is a super-2 number, since 2×125343011² = 31421740813092242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (125343511) 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, 17276 + ... + 23433.

It is an arithmetic number, because the mean of its divisors is an integer number (31346700).

Almost surely, 2^125343011 is an apocalyptic number.

125343011 is a deficient number, since it is larger than the sum of its proper divisors (43789).

125343011 is an equidigital number, since it uses as much as digits as its factorization.

125343011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43788.

The product of its (nonzero) digits is 360, while the sum is 20.

The square root of 125343011 is about 11195.6692966522. The cubic root of 125343011 is about 500.4569303022.

Adding to 125343011 its reverse (110343521), we get a palindrome (235686532).

The spelling of 125343011 in words is "one hundred twenty-five million, three hundred forty-three thousand, eleven".