1479678254 has 4 divisors (see below), whose sum is σ = 2219517384. Its totient is φ = 739839126.

The previous prime is 1479678253. The next prime is 1479678259. The reversal of 1479678254 is 4528769741.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 4528769741 = 47 ⋅96356803.

It is a junction number, because it is equal to n+sod(n) for n = 1479678196 and 1479678205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1479678253) 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 as a sum of consecutive naturals, namely, 369919562 + ... + 369919565.

It is an arithmetic number, because the mean of its divisors is an integer number (554879346).

Almost surely, 2^1479678254 is an apocalyptic number.

1479678254 is a deficient number, since it is larger than the sum of its proper divisors (739839130).

1479678254 is an equidigital number, since it uses as much as digits as its factorization.

1479678254 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739839129.

The product of its digits is 3386880, while the sum is 53.

The square root of 1479678254 is about 38466.5862015334. The cubic root of 1479678254 is about 1139.5212553242.

The spelling of 1479678254 in words is "one billion, four hundred seventy-nine million, six hundred seventy-eight thousand, two hundred fifty-four".