149712043 has 8 divisors (see below), whose sum is σ = 161361200. Its totient is φ = 138081888.

The previous prime is 149712029. The next prime is 149712089. The reversal of 149712043 is 340217941.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 149712043 - 2²⁵ = 116157611 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 149711996 and 149712014.

It is not an unprimeable number, because it can be changed into a prime (149782043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14548 + ... + 22606.

It is an arithmetic number, because the mean of its divisors is an integer number (20170150).

Almost surely, 2^149712043 is an apocalyptic number.

149712043 is a gapful number since it is divisible by the number (13) formed by its first and last digit.

149712043 is a deficient number, since it is larger than the sum of its proper divisors (11649157).

149712043 is a wasteful number, since it uses less digits than its factorization.

149712043 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9501.

The product of its (nonzero) digits is 6048, while the sum is 31.

The square root of 149712043 is about 12235.6872712570. The cubic root of 149712043 is about 530.9890668208.

Adding to 149712043 its reverse (340217941), we get a palindrome (489929984).

The spelling of 149712043 in words is "one hundred forty-nine million, seven hundred twelve thousand, forty-three".