154000039 has 2 divisors, whose sum is σ = 154000040. Its totient is φ = 154000038.

The previous prime is 154000027. The next prime is 154000057. The reversal of 154000039 is 930000451.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 154000039 - 2¹³ = 153991847 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 153999983 and 154000019.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (154030039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 77000019 + 77000020.

It is an arithmetic number, because the mean of its divisors is an integer number (77000020).

Almost surely, 2^154000039 is an apocalyptic number.

154000039 is a deficient number, since it is larger than the sum of its proper divisors (1).

154000039 is an equidigital number, since it uses as much as digits as its factorization.

154000039 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 540, while the sum is 22.

The square root of 154000039 is about 12409.6752173455. The cubic root of 154000039 is about 536.0108863442.

The spelling of 154000039 in words is "one hundred fifty-four million, thirty-nine", and thus it is an aban number.