155424051 has 12 divisors (see below), whose sum is σ = 225025528. Its totient is φ = 103374144.

The previous prime is 155423981. The next prime is 155424083. The reversal of 155424051 is 150424551.

It is not a de Polignac number, because 155424051 - 2¹³ = 155415859 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (155424551) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16045 + ... + 23838.

Almost surely, 2^155424051 is an apocalyptic number.

155424051 is a deficient number, since it is larger than the sum of its proper divisors (69601477).

155424051 is a wasteful number, since it uses less digits than its factorization.

155424051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40322 (or 40319 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 27.

The square root of 155424051 is about 12466.9182639496. The cubic root of 155424051 is about 537.6579536502.

The spelling of 155424051 in words is "one hundred fifty-five million, four hundred twenty-four thousand, fifty-one".