1070621047 has 2 divisors, whose sum is σ = 1070621048. Its totient is φ = 1070621046.

The previous prime is 1070620981. The next prime is 1070621129. The reversal of 1070621047 is 7401260701.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1070621047 - 2⁷ = 1070620919 is a prime.

It is a super-2 number, since 2×1070621047² = 2292458852558752418, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1070624047) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 535310523 + 535310524.

It is an arithmetic number, because the mean of its divisors is an integer number (535310524).

Almost surely, 2^1070621047 is an apocalyptic number.

1070621047 is a deficient number, since it is larger than the sum of its proper divisors (1).

1070621047 is an equidigital number, since it uses as much as digits as its factorization.

1070621047 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2352, while the sum is 28.

The square root of 1070621047 is about 32720.3460709082. The cubic root of 1070621047 is about 1023.0069690220.

Adding to 1070621047 its reverse (7401260701), we get a palindrome (8471881748).

The spelling of 1070621047 in words is "one billion, seventy million, six hundred twenty-one thousand, forty-seven".