149061343 has 4 divisors (see below), whose sum is σ = 150149520. Its totient is φ = 147973168.

The previous prime is 149061337. The next prime is 149061347. The reversal of 149061343 is 343160941.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-149061343 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (149061347) 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, 543883 + ... + 544156.

It is an arithmetic number, because the mean of its divisors is an integer number (37537380).

Almost surely, 2^149061343 is an apocalyptic number.

149061343 is a deficient number, since it is larger than the sum of its proper divisors (1088177).

149061343 is a wasteful number, since it uses less digits than its factorization.

149061343 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1088176.

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 149061343 is about 12209.0680643528. The cubic root of 149061343 is about 530.2186625921.

The spelling of 149061343 in words is "one hundred forty-nine million, sixty-one thousand, three hundred forty-three".