670359154 has 4 divisors (see below), whose sum is σ = 1005538734. Its totient is φ = 335179576.

The previous prime is 670359149. The next prime is 670359169. The reversal of 670359154 is 451953076.

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

It can be written as a sum of positive squares in only one way, i.e., 418407025 + 251952129 = 20455^2 + 15873^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 167589787 + ... + 167589790.

Almost surely, 2^670359154 is an apocalyptic number.

670359154 is a deficient number, since it is larger than the sum of its proper divisors (335179580).

670359154 is a wasteful number, since it uses less digits than its factorization.

670359154 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 335179579.

The product of its (nonzero) digits is 113400, while the sum is 40.

The square root of 670359154 is about 25891.2949463715. The cubic root of 670359154 is about 875.1903385655.

The spelling of 670359154 in words is "six hundred seventy million, three hundred fifty-nine thousand, one hundred fifty-four".