147555007 has 4 divisors (see below), whose sum is σ = 155321080. Its totient is φ = 139788936.

The previous prime is 147554999. The next prime is 147555013. The reversal of 147555007 is 700555741.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 700555741 = 233 ⋅3006677.

It is a cyclic number.

It is not a de Polignac number, because 147555007 - 2³ = 147554999 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 (147555017) 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, 3883008 + ... + 3883045.

It is an arithmetic number, because the mean of its divisors is an integer number (38830270).

Almost surely, 2^147555007 is an apocalyptic number.

147555007 is a deficient number, since it is larger than the sum of its proper divisors (7766073).

147555007 is an equidigital number, since it uses as much as digits as its factorization.

147555007 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7766072.

The product of its (nonzero) digits is 24500, while the sum is 34.

The square root of 147555007 is about 12147.2221927484. Note that the first 3 decimals coincide. The cubic root of 147555007 is about 528.4265748012.

The spelling of 147555007 in words is "one hundred forty-seven million, five hundred fifty-five thousand, seven".