1073145477 has 8 divisors (see below), whose sum is σ = 1493072064. Its totient is φ = 684324608.

The previous prime is 1073145473. The next prime is 1073145481. The reversal of 1073145477 is 7745413701.

It is an interprime number because it is at equal distance from previous prime (1073145473) and next prime (1073145481).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 1073145477 - 2² = 1073145473 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1073145473) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7776348 + ... + 7776485.

It is an arithmetic number, because the mean of its divisors is an integer number (186634008).

Almost surely, 2^1073145477 is an apocalyptic number.

It is an amenable number.

1073145477 is a deficient number, since it is larger than the sum of its proper divisors (419926587).

1073145477 is a wasteful number, since it uses less digits than its factorization.

1073145477 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15552859.

The product of its (nonzero) digits is 82320, while the sum is 39.

The square root of 1073145477 is about 32758.8992031173. The cubic root of 1073145477 is about 1023.8103912875.

The spelling of 1073145477 in words is "one billion, seventy-three million, one hundred forty-five thousand, four hundred seventy-seven".