1051553011 has 8 divisors (see below), whose sum is σ = 1057795200. Its totient is φ = 1045328640.

The previous prime is 1051552991. The next prime is 1051553017. The reversal of 1051553011 is 1103551501.

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 1051553011 - 2²¹ = 1049455859 is a prime.

It is a super-2 number, since 2×1051553011² = 2211527469886332242, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1051553017) 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, 124771 + ... + 132931.

It is an arithmetic number, because the mean of its divisors is an integer number (132224400).

Almost surely, 2^1051553011 is an apocalyptic number.

1051553011 is a deficient number, since it is larger than the sum of its proper divisors (6242189).

1051553011 is an equidigital number, since it uses as much as digits as its factorization.

1051553011 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8909.

The product of its (nonzero) digits is 375, while the sum is 22.

The square root of 1051553011 is about 32427.6581177241. The cubic root of 1051553011 is about 1016.8972130506.

The spelling of 1051553011 in words is "one billion, fifty-one million, five hundred fifty-three thousand, eleven".