1051457145 has 8 divisors (see below), whose sum is σ = 1682331456. Its totient is φ = 560777136.

The previous prime is 1051457129. The next prime is 1051457149. The reversal of 1051457145 is 5417541501.

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

It is not a de Polignac number, because 1051457145 - 2⁴ = 1051457129 is a prime.

It is a super-2 number, since 2×1051457145² = 2211124255543102050, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1051457149) 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, 35048557 + ... + 35048586.

It is an arithmetic number, because the mean of its divisors is an integer number (210291432).

Almost surely, 2^1051457145 is an apocalyptic number.

1051457145 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

1051457145 is a deficient number, since it is larger than the sum of its proper divisors (630874311).

1051457145 is an equidigital number, since it uses as much as digits as its factorization.

1051457145 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70097151.

The product of its (nonzero) digits is 14000, while the sum is 33.

The square root of 1051457145 is about 32426.1799322708. The cubic root of 1051457145 is about 1016.8663099230.

Adding to 1051457145 its reverse (5417541501), we get a palindrome (6468998646).

The spelling of 1051457145 in words is "one billion, fifty-one million, four hundred fifty-seven thousand, one hundred forty-five".