153980629 has 4 divisors (see below), whose sum is σ = 167978880. Its totient is φ = 139982380.

The previous prime is 153980609. The next prime is 153980639. The reversal of 153980629 is 926089351.

It is a happy number.

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 not a de Polignac number, because 153980629 - 2⁹ = 153980117 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 (153980609) 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, 6999109 + ... + 6999130.

It is an arithmetic number, because the mean of its divisors is an integer number (41994720).

Almost surely, 2^153980629 is an apocalyptic number.

It is an amenable number.

153980629 is a deficient number, since it is larger than the sum of its proper divisors (13998251).

153980629 is a wasteful number, since it uses less digits than its factorization.

153980629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13998250.

The product of its (nonzero) digits is 116640, while the sum is 43.

The square root of 153980629 is about 12408.8931416142. The cubic root of 153980629 is about 535.9883659853.

The spelling of 153980629 in words is "one hundred fifty-three million, nine hundred eighty thousand, six hundred twenty-nine".