154545413 has 4 divisors (see below), whose sum is σ = 168595008. Its totient is φ = 140495820.

The previous prime is 154545389. The next prime is 154545427. The reversal of 154545413 is 314545451.

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, and also an emirpimes, since its reverse is a distinct semiprime: 314545451 = 11 ⋅28595041.

It is a cyclic number.

It is not a de Polignac number, because 154545413 - 2¹⁴ = 154529029 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 154545413.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (154545493) 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, 7024781 + ... + 7024802.

It is an arithmetic number, because the mean of its divisors is an integer number (42148752).

Almost surely, 2^154545413 is an apocalyptic number.

It is an amenable number.

154545413 is a deficient number, since it is larger than the sum of its proper divisors (14049595).

154545413 is a wasteful number, since it uses less digits than its factorization.

154545413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14049594.

The product of its digits is 24000, while the sum is 32.

The square root of 154545413 is about 12431.6295392036. The cubic root of 154545413 is about 536.6428818508.

The spelling of 154545413 in words is "one hundred fifty-four million, five hundred forty-five thousand, four hundred thirteen".